# Cat Landlord > An apartment, a couple of cats, and somebody who keeps notes. Index of https://catlandlord.com/ for language models. Generated automatically on September 28, 2026. ## Pages - [About Cat Landlord](https://catlandlord.com/about-us/): Who lives here, who writes this, and why you should believe any of it. - [Contact Us](https://catlandlord.com/contact-us/): Corrections, product suggestions, and honest questions about how any of this works. - [Cookie Policy](https://catlandlord.com/cookie-policy/): What a tracker is, which ones run on this site, and how to switch them off. - [Privacy F.A.Q.](https://catlandlord.com/privacy-faq/): The six questions readers actually ask about their data, answered without the lawyer’s voice. - [Privacy Policy](https://catlandlord.com/privacy-policy/): What we collect, why we collect it, and what you can do about it. - [Terms of Service](https://catlandlord.com/terms-of-service/): The rules for using this site. Short version: read it, don’t scrape it, don’t sue us over litter advice. ## Automatic > Whether self-cleaning boxes are safe, what they cost to run, and which are quiet enough for an apartment. - [6 Parts of a Self-Cleaning Litter Box You Have to Wash](https://catlandlord.com/litter-box/automatic/how-to-clean-self-cleaning-litter-box/): Six parts, two rules + the 122°F ceiling nobody prints. How to clean a self-cleaning litter box by what tolerates water, and why dusty sensors fake cycles. - [Are Self-Cleaning Litter Boxes Safe? Two Risks, Not One](https://catlandlord.com/litter-box/automatic/are-self-cleaning-litter-boxes-safe/): Two risks, not one (and only one gets talked about). What makes a self-cleaning litter box safe & the 5-second habit that replaces scooping. - [Automatic Litter Box for 3 Cats — Where It Breaks](https://catlandlord.com/litter-box/automatic/automatic-litter-box-for-3-cats/): Automatic litter box for 3 cats: 12L drawers drop from 14 days to 5-7, the cycle timer resets on every cat, and no brand publishes a 3-cat number. - [Best Quiet Automatic Litter Box for Thin Apartment Walls](https://catlandlord.com/litter-box/automatic/best-quiet-automatic-litter-box/): Tested quiet automatic litter boxes span 34 to 41 dB (PETKIT, Litter-Robot 4, Neakasa M1) — here's what each number means through a thin apartment wall. - [How Much Automatic Litter Boxes Cost to Keep Running](https://catlandlord.com/litter-box/automatic/how-much-automatic-litter-boxes-cost/): Don't price the box, price the year. Automatic litter box costs stack up in litter, liners + a subscription nobody mentions at checkout. - [Self-Cleaning Litter Boxes and Who Actually Needs One](https://catlandlord.com/litter-box/automatic/): Don't buy an automatic litter box until you run the free 4-day scoop test [it tells you whether a motor fixes your problem or inherits it whole] - [Why Kittens Get Missed by an Automatic Litter Box](https://catlandlord.com/litter-box/automatic/can-kittens-use-automatic-litter-box/): Kittens under 3 lbs don't register on the sensor at all. The weight floor, the manual-mode protocol Whisker publishes & what to do with two cats at home. ## Bowls > Plastic or steel, what size, and why your cat pushes the bowl around before eating from it. - [Are Plastic Bowls Bad for Cats? Two Answers, Not One](https://catlandlord.com/food-water/bowls/are-plastic-bowls-bad-for-cats/): Don't replace the bowl over the chin acne claim (Cornell calls it unproven) + the 50-micron scratch reason that actually holds up, and how to check - [Best Cat Food Bowl for Messy Eaters — Three Mess Types](https://catlandlord.com/food-water/bowls/best-cat-food-bowl-messy-eaters/): Don't buy a bowl until you read your floor. Messy eating is three failures (flinging, dragging, splashing) and one bowl cannot stop all three. - [Best Cat Food Bowls for Wet Food, by Depth](https://catlandlord.com/food-water/bowls/best-cat-food-bowls-wet-food/): Wet food bowls, by the numbers: 1.5 inches deep max, 5.5-6.5 across for whisker clearance + real weight, because shallow dishes are the ones that tip. - [Cat Bowls — Ceramic, Steel or Plastic, and What Fails](https://catlandlord.com/food-water/bowls/): Cat bowls need ~6 inches across & 1.5 deep, in 18/8 steel or intact glaze. The three-check test for the bowl you own + why plastic fails on a delay. - [Do Cats Share Food Bowls? Two Cats, Two Bowls, Plus One](https://catlandlord.com/food-water/bowls/do-cats-share-food-bowls/): Do cats share food bowls? One station per cat plus one spare, 5 feet apart & in different corners (a twin tray on one mat counts as just one). - [What Size Cat Food Bowl — Food and Water Differ](https://catlandlord.com/food-water/bowls/what-size-cat-food-bowl/): What size cat food bowl? 5.5" wide minimum, under 2" deep and 1-2 cups, plus 6-7" for a large breed + why the water bowl uses other math. - [Why Cats Move Their Food Bowls Across the Floor](https://catlandlord.com/food-water/bowls/why-cats-move-their-food-bowls/): Two behaviors, not one [covering vs carrying]. Bowl width 5.5 inches minimum, depth under 2, and the rug-pad scrap that ends the sliding. ## Care > How often bowls need washing, the slime that builds up in a fountain, and why food and water should not sit together. - [Can Cat Bowls Go in the Dishwasher? Check the Material](https://catlandlord.com/food-water/care/cat-bowls-in-dishwasher/): Cat bowls in the dishwasher [the real rules]: 18/8 steel, plain glaze & 100% silicone go in. Sanitize hits 150°F; the eco cycle never does. - [Feeding Two Cats in a Small Apartment, by Floor Plan](https://catlandlord.com/food-water/care/feeding-two-cats-small-apartment/): Feeding two cats in a small apartment takes 8 spots (2 food, 3 water, 3 litter). Where station two goes in a studio, a one-bedroom & an open-plan room. - [Food and Water Next to Each Other? Not on the Same Tray](https://catlandlord.com/food-water/care/food-and-water-next-to-each-other/): Don't buy a fountain yet. If food and water sit next to each other on one tray, crumbs reach the water and splash reaches the food [free fix inside]. - [How Often to Clean Cat Bowls, by What's In Them](https://catlandlord.com/food-water/care/how-often-clean-cat-bowls/): Wet food after every meal, dry & water daily, fountain weekly [4 clocks, one per bowl] + the no-dishwasher swap that makes the routine stick. - [Where Cat Bowls Go, and What Quietly Ruins Them](https://catlandlord.com/food-water/care/): Don't blame your discipline for the bowl you never wash. The spot you picked (not your habits) decides it, plus what actually breaks the film. - [Why Rinsing the Water Bowl Never Removes the Slime](https://catlandlord.com/food-water/care/biofilm-in-cat-water-bowl/): Your cat reviewed the bowl days before you felt the slime. What the film is, the scrub that removes it (rinsing doesn't) & when it's a vet call. ## Choosing > Covered or open, what size, and how many boxes two cats really need. - [Best Litter Box That's Easy to Clean, Not Self-Cleaning](https://catlandlord.com/litter-box/choosing/best-litter-box-easy-to-clean/): Plastic keeps 45% of bacteria after cleaning, steel keeps 2%. The real levers for an easy-to-clean litter box are grade 304 + zero lid seams. - [Best Litter Box Under $50 That Fits a Big Cat](https://catlandlord.com/litter-box/choosing/best-litter-box-under-50/): Best litter box under $50, by the numbers: nose-to-tail-base x 1.5. A 20-inch cat needs 30 inches of pan (most "large" boxes stop at 19). - [Covered vs Uncovered Litter Box, by the Numbers](https://catlandlord.com/litter-box/choosing/covered-vs-uncovered-litter-box/): The covered vs uncovered study used a 32.5-inch box. Your "large" is just 19.5 + the 1.5x sizing rule that decides which one your cat gets. - [How Many Litter Boxes for Two Cats? Three, Usually](https://catlandlord.com/litter-box/choosing/how-many-litter-boxes-for-two-cats/): How many litter boxes for two cats: three, and where each one goes. Plus what to do when a third genuinely won't fit in your apartment. - [How to Choose a Litter Box by Size, Sides and Entry](https://catlandlord.com/litter-box/choosing/): A 16-inch cat needs a 24-inch box (1.5x nose to tail base) + under 4-inch sides if he's older. The litter box math nobody publishes. - [Introduce a Covered Litter Box Without Losing the Box](https://catlandlord.com/litter-box/choosing/introduce-cat-to-covered-litter-box/): Don't pull the old box out yet. Introduce a covered litter box in stages (lid off first) + the sizing rule that decides it before day one. - [What Size Litter Box a Cat Needs, in Inches](https://catlandlord.com/litter-box/choosing/what-size-litter-box/): An 18-inch cat needs a 27-inch box (the AAHA rule is 1.5x body length). Store "large" pans run 18-20. Full sizing chart + how to measure. ## Elevated > Whether raised bowls help, the right height, and keeping the dog out of the cat's dinner. - [Are Elevated Bowls Good for Cats? Not All of Them](https://catlandlord.com/food-water/elevated/are-elevated-bowls-good-for-cats/): Find out in one week whether a raised bowl does anything for your cat, using two books you already own [and keep your money if it doesn't]. - [Best Dog-Proof Cat Feeding Station by Your Dog's Reach](https://catlandlord.com/food-water/elevated/best-dog-proof-cat-feeding-station/): Don't mount that cat feeding shelf yet. Most dogs clear 3-6 feet [and a counter-surfer already proved 36 inches]. Measure yours first. - [Best Elevated Cat Bowls for Senior and Flat-Faced Cats](https://catlandlord.com/food-water/elevated/best-elevated-cat-bowls/): Elevated cat bowls sorted by cat: 6.2 in wide for stiff shoulders, tall + tilted for flat faces, 5.5 in the width nobody prints. Free test first. - [Elevated Cat Bowls Help Some Cats and Not Others](https://catlandlord.com/food-water/elevated/): Don't buy a stand before you measure your cat. Elevated cat bowls help some cats and do nothing for others (+ the free test that settles it). - [Elevated Water Bowls Tip More Than Food Bowls Do](https://catlandlord.com/food-water/elevated/should-water-bowl-be-elevated/): Don't raise the water bowl just because the food bowl went up. Water sloshes, tips & costs a marginal drinker every trip. Here's when it's worth it. - [How to Elevate a Cat Food Bowl Without Buying One](https://catlandlord.com/food-water/elevated/how-to-elevate-cat-food-bowl/): Don't buy a riser (or a drill). Elevate a cat food bowl tonight with books + shelf liner, sized to your cat's elbow, not a generic 4 inches. - [What Height Should a Cat Bowl Be, in Inches](https://catlandlord.com/food-water/elevated/what-height-should-cat-bowl-be/): Cat bowl height in inches [2-4 kitten + 4-6 average adult + 6-8 large breed], measured floor to rim, plus the elbow test that checks it. ## Enclosure > Hiding the box inside furniture without your cat abandoning it. Ventilation, waterproofing and placement. - [Are Litter Box Enclosures Bad for Cats? Size Decides](https://catlandlord.com/litter-box/enclosure/are-litter-box-enclosures-bad-for-cats/): Don't trust the "cats don't mind covers" study (it used a box roughly twice the size of the one in your hallway) + what really decides it. - [Best Hidden Litter Box Furniture for Small Apartments](https://catlandlord.com/litter-box/enclosure/best-hidden-litter-box-furniture/): Don't buy hidden litter box furniture off the listing size. That number is the outside (subtract 2" per side), and your cat lives on the inside. - [Best Litter Box Cabinets That Vent, and Ones That Don't](https://catlandlord.com/litter-box/enclosure/best-litter-box-cabinet/): A Litter-Robot 4 needs 22 x 27 in of floor and 2 in clearance per side. Which litter box cabinets actually give you that (and which don't). - [DIY Litter Box Furniture and the Cuts That Decide It](https://catlandlord.com/litter-box/enclosure/diy-litter-box-furniture/): DIY litter box furniture by the numbers [a 24x20x18 interior, an 8-10 inch entry, a 1/4 inch lip] + where the second cut actually goes. - [Litter Box Furniture That Hides the Box, Not the Odor](https://catlandlord.com/litter-box/enclosure/): Litter box furniture needs 24" x 20" of interior room, two vents at different heights & a box at 1.5x body length. Most listings clear none. - [The Two Leaks in a Litter Box Enclosure, and the Fix](https://catlandlord.com/litter-box/enclosure/how-to-waterproof-litter-box-enclosure/): Don't seal the panel first. A litter box enclosure leaks two ways [soak-through + seam escape] and the fixes are opposite. Here's which. - [Where a Litter Box Enclosure Goes and Still Looks Right](https://catlandlord.com/litter-box/enclosure/where-to-put-litter-box-enclosure/): Litter box enclosure placement by the numbers: 24x20x18 inside, 8x10 entry, 4 inches of clearance per side (+40 inches if you have two cats). ## Feeders > Automatic feeders: whether they are a good idea, how long they last, and what happens with wet food. - [Are Automatic Cat Feeders a Good Idea? 4 Things Decide It](https://catlandlord.com/food-water/feeders/are-automatic-cat-feeders-a-good-idea/): Wet food lasts 2-4 hours in a feeder (not all day) & a microchip gate stops theft but not blocking. 4 things decide if yours is worth it. - [Automatic Cat Feeders and Who Ends Up Regretting One](https://catlandlord.com/food-water/feeders/): Don't buy an automatic cat feeder until you know which of 4 problems you have (two are schedule fixes) + what actually breaks at month 6-24. - [Automatic Feeder Wet Food Rules, and the 2-Hour Clock](https://catlandlord.com/food-water/feeders/automatic-feeder-wet-food/): Wet food in an automatic feeder has a clock [2 hours uncooled, 8-24 on ice packs, days only with active cooling] + why two cats change the answer. - [Best Automatic Cat Feeder for How Long You're Gone](https://catlandlord.com/food-water/feeders/best-automatic-cat-feeder/): Budget feeders drift 30-41% off the portion you set (best: 2-4%). Picks sorted by away-time, multi-cat theft, wet food & no-outlet kitchens. - [Best Automatic Feeder for Multiple Cats, Chip or Not](https://catlandlord.com/food-water/feeders/best-automatic-feeder-multiple-cats/): Don't buy a dual-bowl feeder to stop food stealing (17 inches won't do it). Three multi-cat problems, three different setups & only one needs a chip. - [How Long Do Automatic Feeders Last Before They Jam](https://catlandlord.com/food-water/feeders/how-long-do-automatic-feeders-last/): How long do automatic feeders last? Motorized 3-5 years, mechanical dial 8-15, gravity 2-5. Jammed augers cause 40% of all dispensing failures. - [How to Set an Automatic Cat Feeder Without 5 a.m. Begging](https://catlandlord.com/food-water/feeders/how-often-to-set-automatic-cat-feeder/): Don't add feedings to fix begging (it backfires). How often to set an automatic cat feeder by life stage + the overnight gap that causes 4 a.m. wake-ups. ## Food & Water > Fountains, bowls and feeders — and how to get a cat that barely drinks to drink. - [5 Signs of Whisker Fatigue That Aren't Picky Eating](https://catlandlord.com/food-water/whisker-fatigue/signs-of-whisker-fatigue/): 5 signs of whisker fatigue, split into 2 groups [still eating vs. stopped]. Plus the food-ring check and a 3-day flat-plate test that costs nothing. - [Are Automatic Cat Feeders a Good Idea? 4 Things Decide It](https://catlandlord.com/food-water/feeders/are-automatic-cat-feeders-a-good-idea/): Wet food lasts 2-4 hours in a feeder (not all day) & a microchip gate stops theft but not blocking. 4 things decide if yours is worth it. - [Are Cat Water Fountains Safe in a Small Apartment](https://catlandlord.com/food-water/fountains/are-cat-water-fountains-safe/): Are cat water fountains safe? Yes, and here's how to keep one that way in a small apartment (cord checks, cleaning cadence + noise fixes). - [Are Elevated Bowls Good for Cats? Not All of Them](https://catlandlord.com/food-water/elevated/are-elevated-bowls-good-for-cats/): Find out in one week whether a raised bowl does anything for your cat, using two books you already own [and keep your money if it doesn't]. - [Are Plastic Bowls Bad for Cats? Two Answers, Not One](https://catlandlord.com/food-water/bowls/are-plastic-bowls-bad-for-cats/): Don't replace the bowl over the chin acne claim (Cornell calls it unproven) + the 50-micron scratch reason that actually holds up, and how to check - [Automatic Cat Feeders and Who Ends Up Regretting One](https://catlandlord.com/food-water/feeders/): Don't buy an automatic cat feeder until you know which of 4 problems you have (two are schedule fixes) + what actually breaks at month 6-24. - [Automatic Feeder Wet Food Rules, and the 2-Hour Clock](https://catlandlord.com/food-water/feeders/automatic-feeder-wet-food/): Wet food in an automatic feeder has a clock [2 hours uncooled, 8-24 on ice packs, days only with active cooling] + why two cats change the answer. - [Best Automatic Cat Feeder for How Long You're Gone](https://catlandlord.com/food-water/feeders/best-automatic-cat-feeder/): Budget feeders drift 30-41% off the portion you set (best: 2-4%). Picks sorted by away-time, multi-cat theft, wet food & no-outlet kitchens. - [Best Automatic Feeder for Multiple Cats, Chip or Not](https://catlandlord.com/food-water/feeders/best-automatic-feeder-multiple-cats/): Don't buy a dual-bowl feeder to stop food stealing (17 inches won't do it). Three multi-cat problems, three different setups & only one needs a chip. - [Best Cat Food Bowl for Messy Eaters — Three Mess Types](https://catlandlord.com/food-water/bowls/best-cat-food-bowl-messy-eaters/): Don't buy a bowl until you read your floor. Messy eating is three failures (flinging, dragging, splashing) and one bowl cannot stop all three. - [Best Cat Food Bowls for Wet Food, by Depth](https://catlandlord.com/food-water/bowls/best-cat-food-bowls-wet-food/): Wet food bowls, by the numbers: 1.5 inches deep max, 5.5-6.5 across for whisker clearance + real weight, because shallow dishes are the ones that tip. - [Best Dog-Proof Cat Feeding Station by Your Dog's Reach](https://catlandlord.com/food-water/elevated/best-dog-proof-cat-feeding-station/): Don't mount that cat feeding shelf yet. Most dogs clear 3-6 feet [and a counter-surfer already proved 36 inches]. Measure yours first. - [Best Elevated Cat Bowls for Senior and Flat-Faced Cats](https://catlandlord.com/food-water/elevated/best-elevated-cat-bowls/): Elevated cat bowls sorted by cat: 6.2 in wide for stiff shoulders, tall + tilted for flat faces, 5.5 in the width nobody prints. Free test first. - [Best Quiet Cat Water Fountain for a Bedroom](https://catlandlord.com/food-water/fountains/best-quiet-cat-water-fountain/): Don't buy on the decibel spec alone (it's a day-one number). Fountain noise comes from the cable, the shell & the drop height — not the motor. - [Best Raised Bowls for Whisker Fatigue, Height First](https://catlandlord.com/food-water/whisker-fatigue/best-raised-bowls-whisker-fatigue/): Raised bowls for whisker fatigue need 3-6 inches of lift + 5.5 inches of flat width. Both numbers for every pick, plus what a 15° tilt really does. - [Best Stainless Steel Cat Fountain That Is All Steel](https://catlandlord.com/food-water/fountains/best-stainless-steel-cat-fountain/): Don't buy a stainless steel cat fountain until you check the tank and the pump housing (most are steel trays on plastic) + the 4 that pass. - [Best Whisker Fatigue Bowls, Measured Against His Face](https://catlandlord.com/food-water/whisker-fatigue/best-whisker-fatigue-bowls/): The best whisker fatigue bowls run 5.5-6.5 inches of usable flat width, under 2 inches deep + measured inside the rim, not the listing. - [Can Cat Bowls Go in the Dishwasher? Check the Material](https://catlandlord.com/food-water/care/cat-bowls-in-dishwasher/): Cat bowls in the dishwasher [the real rules]: 18/8 steel, plain glaze & 100% silicone go in. Sanitize hits 150°F; the eco cycle never does. - [Can Whisker Fatigue Be Fixed Without Buying a Bowl?](https://catlandlord.com/food-water/whisker-fatigue/can-whisker-fatigue-be-fixed/): Don't buy the whisker fatigue bowl yet. Test it free first with a flat plate (3 days) + the width number nobody publishes. - [Cat Bowls — Ceramic, Steel or Plastic, and What Fails](https://catlandlord.com/food-water/bowls/): Cat bowls need ~6 inches across & 1.5 deep, in 18/8 steel or intact glaze. The three-check test for the bowl you own + why plastic fails on a delay. - [Cat Fountain Water Has Three Clocks, Not One](https://catlandlord.com/food-water/fountains/how-often-change-cat-fountain-water/): Don't confuse topping off with changing it (they're different jobs). Full swap every 2-3 days, and film on the wall beats any calendar. - [Cat Water Fountain Filter Cleaning, Every Two Weeks](https://catlandlord.com/food-water/fountains/how-to-clean-cat-water-fountain-filter/): Swap the carbon every 2-4 weeks, rinse the foam weekly, soak minerals 15 min [and know why rinsing a cat water fountain filter never lifts the biofilm]. - [Cat Water Fountains, and the Cat They Actually Work For](https://catlandlord.com/food-water/fountains/): Don't buy one until you run the two-bowl test (it's free). The 2018 study found no average gain, but 3 of 14 cats had a clear favorite. - [Do Cats Share Food Bowls? Two Cats, Two Bowls, Plus One](https://catlandlord.com/food-water/bowls/do-cats-share-food-bowls/): Do cats share food bowls? One station per cat plus one spare, 5 feet apart & in different corners (a twin tray on one mat counts as just one). - [Do Water Fountains Work for Cats — The Study Says No](https://catlandlord.com/food-water/fountains/do-water-fountains-work-for-cats/): 14 cats, 3 water setups, 2 weeks each: no measurable difference. Only 3 preferred one — each a different one. What that means for your cat. - [Elevated Cat Bowls Help Some Cats and Not Others](https://catlandlord.com/food-water/elevated/): Don't buy a stand before you measure your cat. Elevated cat bowls help some cats and do nothing for others (+ the free test that settles it). - [Elevated Water Bowls Tip More Than Food Bowls Do](https://catlandlord.com/food-water/elevated/should-water-bowl-be-elevated/): Don't raise the water bowl just because the food bowl went up. Water sloshes, tips & costs a marginal drinker every trip. Here's when it's worth it. - [Feeding Two Cats in a Small Apartment, by Floor Plan](https://catlandlord.com/food-water/care/feeding-two-cats-small-apartment/): Feeding two cats in a small apartment takes 8 spots (2 food, 3 water, 3 litter). Where station two goes in a studio, a one-bedroom & an open-plan room. - [Food and Water Next to Each Other? Not on the Same Tray](https://catlandlord.com/food-water/care/food-and-water-next-to-each-other/): Don't buy a fountain yet. If food and water sit next to each other on one tray, crumbs reach the water and splash reaches the food [free fix inside]. - [How Long Can a Cat Go Without Water? Days, Not Hours](https://catlandlord.com/food-water/hydration/how-long-can-cat-go-without-water/): Vets say 2-4 days, and they disagree on purpose. Dehydration signs by 24 hours, 8 for a kitten + why a full bowl proves nothing (evaporation, cat #2). - [How Long Do Automatic Feeders Last Before They Jam](https://catlandlord.com/food-water/feeders/how-long-do-automatic-feeders-last/): How long do automatic feeders last? Motorized 3-5 years, mechanical dial 8-15, gravity 2-5. Jammed augers cause 40% of all dispensing failures. - [How Much Water a Cat Needs, in Ounces](https://catlandlord.com/food-water/hydration/): Cat hydration in numbers: 4 oz per 5 lb of body weight daily, wet food at 80% water, one station per cat +1, and five feet of clearance from the litter box. - [How Often to Clean Cat Bowls, by What's In Them](https://catlandlord.com/food-water/care/how-often-clean-cat-bowls/): Wet food after every meal, dry & water daily, fountain weekly [4 clocks, one per bowl] + the no-dishwasher swap that makes the routine stick. - [How to Add Water to Cat Food Without Losing the Meal](https://catlandlord.com/food-water/hydration/what-to-add-to-cat-food-for-hydration/): Kibble carries 0.5 tbsp of water, canned carries 6-9. Start at 1 tablespoon per meal, hold 3 days, and know why soaked kibble has 30 minutes. - [How to Elevate a Cat Food Bowl Without Buying One](https://catlandlord.com/food-water/elevated/how-to-elevate-cat-food-bowl/): Don't buy a riser (or a drill). Elevate a cat food bowl tonight with books + shelf liner, sized to your cat's elbow, not a generic 4 inches. - [How to Set an Automatic Cat Feeder Without 5 a.m. Begging](https://catlandlord.com/food-water/feeders/how-often-to-set-automatic-cat-feeder/): Don't add feedings to fix begging (it backfires). How often to set an automatic cat feeder by life stage + the overnight gap that causes 4 a.m. wake-ups. - [How to Treat Whisker Fatigue in One Week, Not One Meal](https://catlandlord.com/food-water/whisker-fatigue/how-to-treat-whisker-fatigue/): 5.5 inches across, under 1.5 deep, 7 days before you judge it. The whisker fatigue numbers no bowl label gives you (+ the free test first). - [Is Whisker Fatigue Real? One Study Says Maybe](https://catlandlord.com/food-water/whisker-fatigue/is-whisker-fatigue-real/): Is whisker fatigue real? One trial, 38 cats: no difference in food eaten (but 63% picked the wide dish). What that split actually means. - [Three Cats, Four Water Bowls, and Here's Why](https://catlandlord.com/food-water/hydration/how-many-water-bowls-for-3-cats/): Don't buy one bigger bowl for three cats. You need four water stations (cats +1), spread out so no single cat can quietly guard them all. - [What Height Should a Cat Bowl Be, in Inches](https://catlandlord.com/food-water/elevated/what-height-should-cat-bowl-be/): Cat bowl height in inches [2-4 kitten + 4-6 average adult + 6-8 large breed], measured floor to rim, plus the elbow test that checks it. - [What Size Cat Food Bowl — Food and Water Differ](https://catlandlord.com/food-water/bowls/what-size-cat-food-bowl/): What size cat food bowl? 5.5" wide minimum, under 2" deep and 1-2 cups, plus 6-7" for a large breed + why the water bowl uses other math. - [Where Cat Bowls Go, and What Quietly Ruins Them](https://catlandlord.com/food-water/care/): Don't blame your discipline for the bowl you never wash. The spot you picked (not your habits) decides it, plus what actually breaks the film. - [Whisker Fatigue and the Bowl Study Nobody Quotes](https://catlandlord.com/food-water/whisker-fatigue/): Whisker fatigue, measured: 38 cats, no difference in how much they ate (P 0.7-0.9), yet 24 chose the wide dish + the 5.5-inch bowl rule. - [Why a Cat Stops Drinking From a Bowl That Looks Fine](https://catlandlord.com/food-water/hydration/what-causes-cat-to-not-drink-water/): Don't start with the illness list. A cat that stops drinking is usually answering the bowl, the spot, or a change you made (check those first). - [Why Cats Drink Away From Food, and How Far Is Far](https://catlandlord.com/food-water/hydration/why-cats-drink-away-from-food/): Don't measure the gap in feet (the 3-5 ft rule comes from no study). If your cat can see the food bowl from the water, it hasn't moved. - [Why Cats Move Their Food Bowls Across the Floor](https://catlandlord.com/food-water/bowls/why-cats-move-their-food-bowls/): Two behaviors, not one [covering vs carrying]. Bowl width 5.5 inches minimum, depth under 2, and the rug-pad scrap that ends the sliding. - [Why Rinsing the Water Bowl Never Removes the Slime](https://catlandlord.com/food-water/care/biofilm-in-cat-water-bowl/): Your cat reviewed the bowl days before you felt the slime. What the film is, the scrub that removes it (rinsing doesn't) & when it's a vet call. ## Fountains > Whether fountains actually get cats drinking, how often to change the water, and which ones are quiet. - [Are Cat Water Fountains Safe in a Small Apartment](https://catlandlord.com/food-water/fountains/are-cat-water-fountains-safe/): Are cat water fountains safe? Yes, and here's how to keep one that way in a small apartment (cord checks, cleaning cadence + noise fixes). - [Best Quiet Cat Water Fountain for a Bedroom](https://catlandlord.com/food-water/fountains/best-quiet-cat-water-fountain/): Don't buy on the decibel spec alone (it's a day-one number). Fountain noise comes from the cable, the shell & the drop height — not the motor. - [Best Stainless Steel Cat Fountain That Is All Steel](https://catlandlord.com/food-water/fountains/best-stainless-steel-cat-fountain/): Don't buy a stainless steel cat fountain until you check the tank and the pump housing (most are steel trays on plastic) + the 4 that pass. - [Cat Fountain Water Has Three Clocks, Not One](https://catlandlord.com/food-water/fountains/how-often-change-cat-fountain-water/): Don't confuse topping off with changing it (they're different jobs). Full swap every 2-3 days, and film on the wall beats any calendar. - [Cat Water Fountain Filter Cleaning, Every Two Weeks](https://catlandlord.com/food-water/fountains/how-to-clean-cat-water-fountain-filter/): Swap the carbon every 2-4 weeks, rinse the foam weekly, soak minerals 15 min [and know why rinsing a cat water fountain filter never lifts the biofilm]. - [Cat Water Fountains, and the Cat They Actually Work For](https://catlandlord.com/food-water/fountains/): Don't buy one until you run the two-bowl test (it's free). The 2018 study found no average gain, but 3 of 14 cats had a clear favorite. - [Do Water Fountains Work for Cats — The Study Says No](https://catlandlord.com/food-water/fountains/do-water-fountains-work-for-cats/): 14 cats, 3 water setups, 2 weeks each: no measurable difference. Only 3 preferred one — each a different one. What that means for your cat. ## Hydration > A cat that will not drink. What causes it, how long is too long, and what to add to the food. - [How Long Can a Cat Go Without Water? Days, Not Hours](https://catlandlord.com/food-water/hydration/how-long-can-cat-go-without-water/): Vets say 2-4 days, and they disagree on purpose. Dehydration signs by 24 hours, 8 for a kitten + why a full bowl proves nothing (evaporation, cat #2). - [How Much Water a Cat Needs, in Ounces](https://catlandlord.com/food-water/hydration/): Cat hydration in numbers: 4 oz per 5 lb of body weight daily, wet food at 80% water, one station per cat +1, and five feet of clearance from the litter box. - [How to Add Water to Cat Food Without Losing the Meal](https://catlandlord.com/food-water/hydration/what-to-add-to-cat-food-for-hydration/): Kibble carries 0.5 tbsp of water, canned carries 6-9. Start at 1 tablespoon per meal, hold 3 days, and know why soaked kibble has 30 minutes. - [Three Cats, Four Water Bowls, and Here's Why](https://catlandlord.com/food-water/hydration/how-many-water-bowls-for-3-cats/): Don't buy one bigger bowl for three cats. You need four water stations (cats +1), spread out so no single cat can quietly guard them all. - [Why a Cat Stops Drinking From a Bowl That Looks Fine](https://catlandlord.com/food-water/hydration/what-causes-cat-to-not-drink-water/): Don't start with the illness list. A cat that stops drinking is usually answering the bowl, the spot, or a change you made (check those first). - [Why Cats Drink Away From Food, and How Far Is Far](https://catlandlord.com/food-water/hydration/why-cats-drink-away-from-food/): Don't measure the gap in feet (the 3-5 ft rule comes from no study). If your cat can see the food bowl from the water, it hasn't moved. ## Litter Box & Odor > Why the box smells, what actually fixes it, and which litter to buy. The room where most cat problems start. - [6 Parts of a Self-Cleaning Litter Box You Have to Wash](https://catlandlord.com/litter-box/automatic/how-to-clean-self-cleaning-litter-box/): Six parts, two rules + the 122°F ceiling nobody prints. How to clean a self-cleaning litter box by what tolerates water, and why dusty sensors fake cycles. - [7 Cat Litter Types and Who Each One Is Actually For](https://catlandlord.com/litter-box/litter-type/): 7 cat litter types, ranked by what a landlord walkthrough actually checks + the box-count rule shelters repeat before any brand change. - [Are Litter Box Enclosures Bad for Cats? Size Decides](https://catlandlord.com/litter-box/enclosure/are-litter-box-enclosures-bad-for-cats/): Don't trust the "cats don't mind covers" study (it used a box roughly twice the size of the one in your hallway) + what really decides it. - [Are Self-Cleaning Litter Boxes Safe? Two Risks, Not One](https://catlandlord.com/litter-box/automatic/are-self-cleaning-litter-boxes-safe/): Two risks, not one (and only one gets talked about). What makes a self-cleaning litter box safe & the 5-second habit that replaces scooping. - [Automatic Litter Box for 3 Cats — Where It Breaks](https://catlandlord.com/litter-box/automatic/automatic-litter-box-for-3-cats/): Automatic litter box for 3 cats: 12L drawers drop from 14 days to 5-7, the cycle timer resets on every cat, and no brand publishes a 3-cat number. - [Best Hidden Litter Box Furniture for Small Apartments](https://catlandlord.com/litter-box/enclosure/best-hidden-litter-box-furniture/): Don't buy hidden litter box furniture off the listing size. That number is the outside (subtract 2" per side), and your cat lives on the inside. - [Best Litter Box Cabinets That Vent, and Ones That Don't](https://catlandlord.com/litter-box/enclosure/best-litter-box-cabinet/): A Litter-Robot 4 needs 22 x 27 in of floor and 2 in clearance per side. Which litter box cabinets actually give you that (and which don't). - [Best Litter Box for Less Tracking, by Wall Height](https://catlandlord.com/litter-box/tracking/best-litter-box-for-less-tracking/): Wall height, by the cat: 8 inches for a normal digger, 10 for a large one, 12+ for a hard kicker (and why an 18-inch shield contains less). - [Best Litter Box Mats That Actually Trap Anything](https://catlandlord.com/litter-box/tracking/best-litter-box-mat/): Don't buy a litter box mat until you measure the box's exit width (+ one full stride past the opening). Most mats fail on geometry, not material. - [Best Litter Box That's Easy to Clean, Not Self-Cleaning](https://catlandlord.com/litter-box/choosing/best-litter-box-easy-to-clean/): Plastic keeps 45% of bacteria after cleaning, steel keeps 2%. The real levers for an easy-to-clean litter box are grade 304 + zero lid seams. - [Best Litter Box Under $50 That Fits a Big Cat](https://catlandlord.com/litter-box/choosing/best-litter-box-under-50/): Best litter box under $50, by the numbers: nose-to-tail-base x 1.5. A 20-inch cat needs 30 inches of pan (most "large" boxes stop at 19). - [Best Litter Scoops That Don't Bend or Clog](https://catlandlord.com/litter-box/placement/best-litter-scoop/): Don't replace a clogged litter scoop — soak it first. Slot width, not the brand or the review score, decides whether yours works with your litter. - [Best Quiet Automatic Litter Box for Thin Apartment Walls](https://catlandlord.com/litter-box/automatic/best-quiet-automatic-litter-box/): Tested quiet automatic litter boxes span 34 to 41 dB (PETKIT, Litter-Robot 4, Neakasa M1) — here's what each number means through a thin apartment wall. - [Can You Put a Litter Box in the Bathroom? Usually](https://catlandlord.com/litter-box/placement/litter-box-in-bathroom/): Litter box in the bathroom? Leave 3-4 inches of clearance, keep humidity at 35-50%, and know the 12-inch spec that rules out automatic boxes. - [Clumping vs Non-Clumping Litter, by How Many Cats](https://catlandlord.com/litter-box/litter-type/clumping-vs-non-clumping/): Clumping vs non-clumping by the numbers [one cat: 2-3 weeks vs 7-10 days] + the four-month kitten line & why bentonite is the real risk. - [Covered vs Uncovered Litter Box, by the Numbers](https://catlandlord.com/litter-box/choosing/covered-vs-uncovered-litter-box/): The covered vs uncovered study used a 32.5-inch box. Your "large" is just 19.5 + the 1.5x sizing rule that decides which one your cat gets. - [DIY Litter Box Furniture and the Cuts That Decide It](https://catlandlord.com/litter-box/enclosure/diy-litter-box-furniture/): DIY litter box furniture by the numbers [a 24x20x18 interior, an 8-10 inch entry, a 1/4 inch lip] + where the second cut actually goes. - [Do Litter Mats Work? Only for the First Two Steps](https://catlandlord.com/litter-box/tracking/do-litter-mats-work/): Do litter mats work? Only for 1-2 steps off the box. Size it to one full body length of your cat + match the material to the cleaning you'll do. - [Do Metal Litter Boxes Smell Less? Only Grade 304](https://catlandlord.com/litter-box/odor/do-metal-litter-boxes-smell-less/): Don't buy a steel litter box until you check the grade (304 vs 201) — the cheap one pits in a year and smells like the plastic you replaced. - [How Long Should a Litter Box Smell Bad? 2 to 4 Hours](https://catlandlord.com/litter-box/odor/how-long-litter-box-smell-bad/): Ammonia starts in 20-30 min + a nose registers it at 2-4 hours. Above 75F it runs 3-5x faster, and a plastic box quits resetting after 1-2 years. - [How Many Litter Boxes for Two Cats? Three, Usually](https://catlandlord.com/litter-box/choosing/how-many-litter-boxes-for-two-cats/): How many litter boxes for two cats: three, and where each one goes. Plus what to do when a third genuinely won't fit in your apartment. - [How Much Automatic Litter Boxes Cost to Keep Running](https://catlandlord.com/litter-box/automatic/how-much-automatic-litter-boxes-cost/): Don't price the box, price the year. Automatic litter box costs stack up in litter, liners + a subscription nobody mentions at checkout. - [How Much Litter to Use, and Why Depth Beats Volume](https://catlandlord.com/litter-box/litter-type/how-much-litter-to-use/): Don't pour by the bag. How much litter to use is a depth (2-3 inches, 3-4 if it clumps), and the same bag lands shallow in a bigger box. - [How Often to Deep Clean a Litter Box, and How to Do It](https://catlandlord.com/litter-box/placement/how-often-deep-clean-litter-box/): Full change every other week, soap-and-dry scrub every 3-4 weeks, and 2-3 days if you run non-clumping. Plus the 4 signs the box is done. - [How Often to Scoop a Litter Box, Per Cat Per Day](https://catlandlord.com/litter-box/placement/how-often-scoop-litter-box/): Once daily per cat is the floor [not the target]. Top back up to 3-4 inches every 2-3 days, and a covered box pushes one cat to twice a day. - [How to Choose a Litter Box by Size, Sides and Entry](https://catlandlord.com/litter-box/choosing/): A 16-inch cat needs a 24-inch box (1.5x nose to tail base) + under 4-inch sides if he's older. The litter box math nobody publishes. - [How to Make Litter Box Smell Go Away and Keep It Gone](https://catlandlord.com/litter-box/odor/how-to-make-litter-box-smell-go-away/): Litter 2-3 inches deep + scooping twice daily + the lid off. The three numbers that stop litter box smell, and why a covered box makes it worse. - [How to Stop Litter Tracking When There's One Spot](https://catlandlord.com/litter-box/tracking/how-to-stop-litter-box-tracking/): The conflict nobody names: mat makers warn off high-traffic floors, the exit rule demands one. In a studio that's the same three feet. Here's the fix. - [How to Switch Cat Litter Without Losing the Box](https://catlandlord.com/litter-box/litter-type/how-to-switch-cat-litter/): How to switch cat litter in 4 steps [25/75, 50/50, 75/25, all new]. Why day 4 is where most cats object, and the 2-week version for pellets. - [Introduce a Covered Litter Box Without Losing the Box](https://catlandlord.com/litter-box/choosing/introduce-cat-to-covered-litter-box/): Don't pull the old box out yet. Introduce a covered litter box in stages (lid off first) + the sizing rule that decides it before day one. - [Is Clumping Cat Litter Flushable? No, and Here's Why](https://catlandlord.com/litter-box/litter-type/is-clumping-cat-litter-flushable/): Don't flush clumping litter. Bentonite clay swells 15x in water (it's the same clay used in grout) + coats your pipe a little more with every flush. - [Litter Box Ammonia Starts 30 Minutes After the Pee](https://catlandlord.com/litter-box/odor/litter-box-smells-like-ammonia/): Don't deep-clean the box again. Litter box ammonia runs on a 30-minute clock per pee (not per scoop) + the free fix almost everyone skips. - [Litter Box Furniture That Hides the Box, Not the Odor](https://catlandlord.com/litter-box/enclosure/): Litter box furniture needs 24" x 20" of interior room, two vents at different heights & a box at 1.5x body length. Most listings clear none. - [Litter Box in a Small Apartment, Where It Actually Fits](https://catlandlord.com/litter-box/placement/litter-box-small-apartment/): Litter box in a small apartment + the 1.5x rule: a 16-inch cat needs 24 inches of box. Three zones to rule out before you look for space. - [Litter That Doesn't Track, by Granule Size](https://catlandlord.com/litter-box/tracking/litter-that-doesnt-track/): Litter that doesn't track, by the numbers [under 1mm tracks worst, over 4mm barely does] + the palm test that reads any bag before you buy. - [Litter Tracking Has Three Fixes, and One Order](https://catlandlord.com/litter-box/tracking/): Don't buy another litter mat first. Litter tracking has three fixes (granule, wall height, mat placement) and pulling them out of order wastes money. - [Low-Dust Clumping Litters That Don't Quit at Cat Three](https://catlandlord.com/litter-box/litter-type/best-clumping-litter-low-dust/): Stop wiping dust off the baseboard every week. Which clumping litters stay down with three cats (+ where the box has to sit for it to work). - [Self-Cleaning Litter Boxes and Who Actually Needs One](https://catlandlord.com/litter-box/automatic/): Don't buy an automatic litter box until you run the free 4-day scoop test [it tells you whether a motor fixes your problem or inherits it whole] - [The Two Leaks in a Litter Box Enclosure, and the Fix](https://catlandlord.com/litter-box/enclosure/how-to-waterproof-litter-box-enclosure/): Don't seal the panel first. A litter box enclosure leaks two ways [soak-through + seam escape] and the fixes are opposite. Here's which. - [What Size Litter Box a Cat Needs, in Inches](https://catlandlord.com/litter-box/choosing/what-size-litter-box/): An 18-inch cat needs a 27-inch box (the AAHA rule is 1.5x body length). Store "large" pans run 18-20. Full sizing chart + how to measure. - [What to Put Near a Litter Box for Smell, and What Not To](https://catlandlord.com/litter-box/odor/what-to-put-near-litter-box-for-smell/): What to put near a litter box for smell [ranked]: charcoal at 90-day swaps, baking soda under the litter + 6-12in purifier clearance. - [Where a Litter Box Enclosure Goes and Still Looks Right](https://catlandlord.com/litter-box/enclosure/where-to-put-litter-box-enclosure/): Litter box enclosure placement by the numbers: 24x20x18 inside, 8x10 entry, 4 inches of clearance per side (+40 inches if you have two cats). - [Where to Put a Litter Box, and Three Places to Never](https://catlandlord.com/litter-box/placement/): Never put a litter box in these 3 spots — and the clear-floor rule nobody gives you. Where to put a litter box, measured in inches, not rooms. - [Where to Put a Litter Mat? Two Steps From the Exit](https://catlandlord.com/litter-box/tracking/where-to-put-litter-mat/): Where to put a litter mat, in inches: 18-24 out from the opening (2 strides). Hooded box concentrates, open pan wraps, corner pan needs a wedge. - [Which Litter Box Smells the Least, by Design](https://catlandlord.com/litter-box/odor/which-litter-box-smells-the-least/): Don't buy a covered box for odor. A lid contains the smell (it doesn't remove it) and concentrates ammonia at nose height. Here's what works. - [Why Cats Refuse a Litter Box in the Basement](https://catlandlord.com/litter-box/placement/litter-box-in-basement/): A basement litter box fails above 60% humidity, and your dehumidifier's display lies by 5-15 points. The capacity chart + the free fix first. - [Why Clumping Litter Is Bad for Kittens, Mechanically](https://catlandlord.com/litter-box/litter-type/why-clumping-litter-is-bad-for-kittens/): Sodium bentonite swells on contact + a kitten explores by mouth. The 4-month line, the 2-inch depth & the 10-day switch back, all in one place. - [Why Kittens Get Missed by an Automatic Litter Box](https://catlandlord.com/litter-box/automatic/can-kittens-use-automatic-litter-box/): Kittens under 3 lbs don't register on the sensor at all. The weight floor, the manual-mode protocol Whisker publishes & what to do with two cats at home. - [Why Litter Box Odor Comes Back After You Clean](https://catlandlord.com/litter-box/odor/): Don't buy another deodorizer. Litter box odor comes back because one of five things (litter, count, cadence, material, placement) quietly stopped working. ## Litter Type > Clumping or not, how much to use, and how to switch brands without your cat refusing the box. - [7 Cat Litter Types and Who Each One Is Actually For](https://catlandlord.com/litter-box/litter-type/): 7 cat litter types, ranked by what a landlord walkthrough actually checks + the box-count rule shelters repeat before any brand change. - [Clumping vs Non-Clumping Litter, by How Many Cats](https://catlandlord.com/litter-box/litter-type/clumping-vs-non-clumping/): Clumping vs non-clumping by the numbers [one cat: 2-3 weeks vs 7-10 days] + the four-month kitten line & why bentonite is the real risk. - [How Much Litter to Use, and Why Depth Beats Volume](https://catlandlord.com/litter-box/litter-type/how-much-litter-to-use/): Don't pour by the bag. How much litter to use is a depth (2-3 inches, 3-4 if it clumps), and the same bag lands shallow in a bigger box. - [How to Switch Cat Litter Without Losing the Box](https://catlandlord.com/litter-box/litter-type/how-to-switch-cat-litter/): How to switch cat litter in 4 steps [25/75, 50/50, 75/25, all new]. Why day 4 is where most cats object, and the 2-week version for pellets. - [Is Clumping Cat Litter Flushable? No, and Here's Why](https://catlandlord.com/litter-box/litter-type/is-clumping-cat-litter-flushable/): Don't flush clumping litter. Bentonite clay swells 15x in water (it's the same clay used in grout) + coats your pipe a little more with every flush. - [Low-Dust Clumping Litters That Don't Quit at Cat Three](https://catlandlord.com/litter-box/litter-type/best-clumping-litter-low-dust/): Stop wiping dust off the baseboard every week. Which clumping litters stay down with three cats (+ where the box has to sit for it to work). - [Why Clumping Litter Is Bad for Kittens, Mechanically](https://catlandlord.com/litter-box/litter-type/why-clumping-litter-is-bad-for-kittens/): Sodium bentonite swells on contact + a kitten explores by mouth. The 4-month line, the 2-inch depth & the 10-day switch back, all in one place. ## Odor > Why the box smells, what actually kills it, and which boxes and litters smell least. Ammonia is a specific signal, not just a bad day. - [Do Metal Litter Boxes Smell Less? Only Grade 304](https://catlandlord.com/litter-box/odor/do-metal-litter-boxes-smell-less/): Don't buy a steel litter box until you check the grade (304 vs 201) — the cheap one pits in a year and smells like the plastic you replaced. - [How Long Should a Litter Box Smell Bad? 2 to 4 Hours](https://catlandlord.com/litter-box/odor/how-long-litter-box-smell-bad/): Ammonia starts in 20-30 min + a nose registers it at 2-4 hours. Above 75F it runs 3-5x faster, and a plastic box quits resetting after 1-2 years. - [How to Make Litter Box Smell Go Away and Keep It Gone](https://catlandlord.com/litter-box/odor/how-to-make-litter-box-smell-go-away/): Litter 2-3 inches deep + scooping twice daily + the lid off. The three numbers that stop litter box smell, and why a covered box makes it worse. - [Litter Box Ammonia Starts 30 Minutes After the Pee](https://catlandlord.com/litter-box/odor/litter-box-smells-like-ammonia/): Don't deep-clean the box again. Litter box ammonia runs on a 30-minute clock per pee (not per scoop) + the free fix almost everyone skips. - [What to Put Near a Litter Box for Smell, and What Not To](https://catlandlord.com/litter-box/odor/what-to-put-near-litter-box-for-smell/): What to put near a litter box for smell [ranked]: charcoal at 90-day swaps, baking soda under the litter + 6-12in purifier clearance. - [Which Litter Box Smells the Least, by Design](https://catlandlord.com/litter-box/odor/which-litter-box-smells-the-least/): Don't buy a covered box for odor. A lid contains the smell (it doesn't remove it) and concentrates ammonia at nose height. Here's what works. - [Why Litter Box Odor Comes Back After You Clean](https://catlandlord.com/litter-box/odor/): Don't buy another deodorizer. Litter box odor comes back because one of five things (litter, count, cadence, material, placement) quietly stopped working. ## Placement > Where the box goes when there is no good place for it — and how often it really needs scooping. - [Best Litter Scoops That Don't Bend or Clog](https://catlandlord.com/litter-box/placement/best-litter-scoop/): Don't replace a clogged litter scoop — soak it first. Slot width, not the brand or the review score, decides whether yours works with your litter. - [Can You Put a Litter Box in the Bathroom? Usually](https://catlandlord.com/litter-box/placement/litter-box-in-bathroom/): Litter box in the bathroom? Leave 3-4 inches of clearance, keep humidity at 35-50%, and know the 12-inch spec that rules out automatic boxes. - [How Often to Deep Clean a Litter Box, and How to Do It](https://catlandlord.com/litter-box/placement/how-often-deep-clean-litter-box/): Full change every other week, soap-and-dry scrub every 3-4 weeks, and 2-3 days if you run non-clumping. Plus the 4 signs the box is done. - [How Often to Scoop a Litter Box, Per Cat Per Day](https://catlandlord.com/litter-box/placement/how-often-scoop-litter-box/): Once daily per cat is the floor [not the target]. Top back up to 3-4 inches every 2-3 days, and a covered box pushes one cat to twice a day. - [Litter Box in a Small Apartment, Where It Actually Fits](https://catlandlord.com/litter-box/placement/litter-box-small-apartment/): Litter box in a small apartment + the 1.5x rule: a 16-inch cat needs 24 inches of box. Three zones to rule out before you look for space. - [Where to Put a Litter Box, and Three Places to Never](https://catlandlord.com/litter-box/placement/): Never put a litter box in these 3 spots — and the clear-floor rule nobody gives you. Where to put a litter box, measured in inches, not rooms. - [Why Cats Refuse a Litter Box in the Basement](https://catlandlord.com/litter-box/placement/litter-box-in-basement/): A basement litter box fails above 60% humidity, and your dehumidifier's display lies by 5-15 points. The capacity chart + the free fix first. ## Tracking > Litter on the floor, in the hall and in your bed. Which mats work, which litters travel least, and where the mat has to go. - [Best Litter Box for Less Tracking, by Wall Height](https://catlandlord.com/litter-box/tracking/best-litter-box-for-less-tracking/): Wall height, by the cat: 8 inches for a normal digger, 10 for a large one, 12+ for a hard kicker (and why an 18-inch shield contains less). - [Best Litter Box Mats That Actually Trap Anything](https://catlandlord.com/litter-box/tracking/best-litter-box-mat/): Don't buy a litter box mat until you measure the box's exit width (+ one full stride past the opening). Most mats fail on geometry, not material. - [Do Litter Mats Work? Only for the First Two Steps](https://catlandlord.com/litter-box/tracking/do-litter-mats-work/): Do litter mats work? Only for 1-2 steps off the box. Size it to one full body length of your cat + match the material to the cleaning you'll do. - [How to Stop Litter Tracking When There's One Spot](https://catlandlord.com/litter-box/tracking/how-to-stop-litter-box-tracking/): The conflict nobody names: mat makers warn off high-traffic floors, the exit rule demands one. In a studio that's the same three feet. Here's the fix. - [Litter That Doesn't Track, by Granule Size](https://catlandlord.com/litter-box/tracking/litter-that-doesnt-track/): Litter that doesn't track, by the numbers [under 1mm tracks worst, over 4mm barely does] + the palm test that reads any bag before you buy. - [Litter Tracking Has Three Fixes, and One Order](https://catlandlord.com/litter-box/tracking/): Don't buy another litter mat first. Litter tracking has three fixes (granule, wall height, mat placement) and pulling them out of order wastes money. - [Where to Put a Litter Mat? Two Steps From the Exit](https://catlandlord.com/litter-box/tracking/where-to-put-litter-mat/): Where to put a litter mat, in inches: 18-24 out from the opening (2 strides). Hooded box concentrates, open pan wraps, corner pan needs a wedge. ## Whisker Fatigue > Whether it is real, how to spot it, and the bowl shape that settles it. - [5 Signs of Whisker Fatigue That Aren't Picky Eating](https://catlandlord.com/food-water/whisker-fatigue/signs-of-whisker-fatigue/): 5 signs of whisker fatigue, split into 2 groups [still eating vs. stopped]. Plus the food-ring check and a 3-day flat-plate test that costs nothing. - [Best Raised Bowls for Whisker Fatigue, Height First](https://catlandlord.com/food-water/whisker-fatigue/best-raised-bowls-whisker-fatigue/): Raised bowls for whisker fatigue need 3-6 inches of lift + 5.5 inches of flat width. Both numbers for every pick, plus what a 15° tilt really does. - [Best Whisker Fatigue Bowls, Measured Against His Face](https://catlandlord.com/food-water/whisker-fatigue/best-whisker-fatigue-bowls/): The best whisker fatigue bowls run 5.5-6.5 inches of usable flat width, under 2 inches deep + measured inside the rim, not the listing. - [Can Whisker Fatigue Be Fixed Without Buying a Bowl?](https://catlandlord.com/food-water/whisker-fatigue/can-whisker-fatigue-be-fixed/): Don't buy the whisker fatigue bowl yet. Test it free first with a flat plate (3 days) + the width number nobody publishes. - [How to Treat Whisker Fatigue in One Week, Not One Meal](https://catlandlord.com/food-water/whisker-fatigue/how-to-treat-whisker-fatigue/): 5.5 inches across, under 1.5 deep, 7 days before you judge it. The whisker fatigue numbers no bowl label gives you (+ the free test first). - [Is Whisker Fatigue Real? One Study Says Maybe](https://catlandlord.com/food-water/whisker-fatigue/is-whisker-fatigue-real/): Is whisker fatigue real? One trial, 38 cats: no difference in food eaten (but 63% picked the wide dish). What that split actually means. - [Whisker Fatigue and the Bowl Study Nobody Quotes](https://catlandlord.com/food-water/whisker-fatigue/): Whisker fatigue, measured: 38 cats, no difference in how much they ate (P 0.7-0.9), yet 24 chose the wide dish + the 5.5-inch bowl rule.