Independent buying guides for renters and small-space living

Small-Space Living Glossary: 22 Terms Explained

The words that show up in small-space living specs, reviews and how-to guides, explained without jargon. Open any term for the full explanation and what to look for when buying.

Adhesive strip
A removable mounting strip with a pull tab that releases cleanly, used to hang items without nails or screws.
Read more about adhesive stripRelated: Best Damage-Free Wall Hooks for Renters
BTU
British Thermal Unit, the rating used to size heating and cooling equipment to a room's actual dimensions.
Read more about btuRelated: Best Space Heaters for Small Rooms
CADR
Clean Air Delivery Rate, a measurement of how much filtered air an air purifier actually delivers per minute.
Read more about cadrRelated: Best Air Purifiers for Small Apartments
Clearance
The empty space furniture needs around it to be usable, such as room to open a drawer, pull out a chair or pass by.
Read more about clearance
Closet system
A set of rods, shelves and bins organized to use a closet's full height and width instead of one hanging rod.
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Draft stopper
A foam or fabric seal placed along a door or window gap to block cold air without any permanent installation.
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Footprint
The floor area a piece of furniture physically covers, not counting the space needed to use it comfortably.
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Furniture dimensions
The full width, depth and height measurements of a piece, used to check fit before buying rather than after.
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HEPA filter
A filter standard capturing at least 99.97 percent of very fine particles, used in higher-end air purifiers.
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Move-in inspection
A dated, ideally photographed record of a rental's condition on move-in day, used to protect your deposit later.
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Multi-use furniture
Furniture that does two jobs, like a storage ottoman or sofa bed, replacing two footprints with one.
Read more about multi-use furnitureRelated: Best Space-Saving Furniture for Studio Apartments
Normal wear and tear
The gradual, expected deterioration of a rental from ordinary living, which a landlord cannot deduct from your deposit.
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Peel-and-stick
Self-adhesive wallpaper, tile or backsplash material designed to be applied and later removed without damaging the wall.
Read more about peel-and-stickRelated: Best Peel-and-Stick Wallpaper for Renters
Relative humidity
How much moisture is in the air compared to the maximum it could hold, tied closely to mustiness and mold risk.
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Room divider
A freestanding screen, shelf unit or curtain that separates zones in an open room without any construction.
Read more about room dividerRelated: Best Freestanding Room Dividers for Studio Apartments
Security deposit
Money a landlord holds against damage beyond normal wear and tear, refunded after move-out if the unit passes inspection.
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Slim profile
A narrower-than-standard version of a product designed to fit tight gaps like galley kitchens or narrow hallways.
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Studio apartment
A single main room combining living, sleeping and often kitchen space, usually with a separate bathroom only.
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Tension rod
A spring-loaded rod that wedges between two surfaces so curtains, dividers or shelving can go up without any drilling.
Read more about tension rodRelated: Best No-Drill Blackout Curtains for Renters
Under-bed storage
Low containers or drawers that slide beneath a bed frame, using space many small apartments waste entirely.
Read more about under-bed storageRelated: Best Under-Bed Storage Containers for Small Apartments
Vertical storage
Using wall height instead of floor area for storage, with tall shelves, over-the-door racks and stacking bins.
Read more about vertical storageRelated: Best Over-the-Door Organizers for Small Apartments
Weight rating
The maximum load a hook, shelf or adhesive product is tested to hold safely, usually printed on the packaging.
Read more about weight rating