Beds, Carriers & Daily Care

This is the gear a cat meets every day and nobody researches: the bed, the carrier, the harness, the brush, the door between two rooms. It is the part of the category where listings publish the least and where the gap between what is printed and what you needed to know is widest.

The pattern repeats across every product on this hub. A bed publishes an outside diameter, which is not the sleeping surface. A carrier publishes an exterior, which overstates the interior by about two and a half inches. A harness publishes a size chart with a half-inch window on one of its sizes. A cat door publishes a flap opening and a cut-out that differ from every competitor by more than an inch, so the hole you cut is not transferable.

So the work here is the same as everywhere else on this site: take the numbers the manufacturer does publish, do the arithmetic they left out, and say plainly where a figure does not exist rather than filling the gap.

What actually decides each purchase

Five categories, and in each one a single specification does most of the work.

• Beds: usable interior, not outside diameter. A rim takes roughly three inches on each side, so an 18 inch donut has about twelve inches of flat surface. Almost no maker publishes the interior figure, so it has to be derived.
• Heated beds: published wattage and a named safety listing. The running cost turns out to be trivial — about $2.11 for a whole winter at 4 watts and the EIA residential average of 18.34 cents per kWh, and realistically half that. The specification worth checking is whether anybody has certified the thing.
• Carriers: interior dimensions and the door layout. A top opening is the difference between loading a frightened cat in two minutes and twenty, and only one carrier we track publishes an independent crash certification against a stated weight.
• Harnesses: geometry before tightness. Cats escape by reversing and levering a shoulder through a band, so a vest that spreads load across the ribcage holds where a tightened strap does not.
• Cat doors: identity count against flap height. One door stores 32 identities with a 4 3/4 inch flap height, another stores 9 with nearly an inch more. Which spec binds depends on your cats.

Underneath all five sits the same multi-cat lens the rest of the site is written through. Beds, carriers, feeding spots and doors are resources, and the Ohio State Indoor Pet Initiative treats competition over resources as the origin of most of what gets called a behavior problem. More resting places than cats, in more than one room, at more than one height, is not a decorating preference — it is the intervention.

Where to start

If a purchase is imminent, start with the page for the thing you are buying — each one leads with the arithmetic rather than the picks. If you are browsing, the carrier page is the one most likely to change a decision, because a carrier is bought once and used at the worst possible moments.

For a household with more than one cat, the cat door page and feeding cats on different diets are the two that solve problems nothing else on the site solves: they change the territory rather than adding another object to it.