
FAQs
How much do I need for one standard door?
How much do I need for one standard door?
One 49‑ft pack typically covers 2–3 standard doors or multiple windows. A single door (sides + top) uses about 12–18 ft.
How long does it last?
How long does it last?
With proper surface prep, indoor installs commonly last through a full heating/cooling season or longer. Outdoor exposure can reduce lifespan; periodic replacement may be needed on sun‑baked or high‑traffic thresholds.
What gap sizes does it handle?
What gap sizes does it handle?
Best for small to medium gaps, roughly 1/16–3/8 inch (1–10 mm). For larger or uneven gaps, you can double-layer or combine with a conventional door sweep at the bottom.
Will it damage paint or leave residue? Is it renter-friendly?
Will it damage paint or leave residue? Is it renter-friendly?
It can removes cleanly on clean, fully cured paint and sealed surfaces. Warm with a hair dryer and peel slowly at a low angle. Test delicate or fresh paint first.
What surfaces does it stick to?
What surfaces does it stick to?
Painted wood, sealed wood, metal, vinyl/PVC, and smooth composites. Not recommended on dusty, oily, highly textured, or unsealed/crumbly surfaces. Clean with isopropyl alcohol, let dry fully, then apply.
Is it waterproof and bug-proof?
Is it waterproof and bug-proof?
Yes. The continuous flap helps block drafts, water splashes, and common entry points for insects at the sill. For heavy wind‑driven rain, pair with a door sweep and proper threshold.
Can I use it outside?
Can I use it outside?
Yes, but lifespan shortens with UV and weather. Apply above 50°F (10°C) to maximize bond.
Does it reduce noise and dust?
Does it reduce noise and dust?
By closing air gaps, it helps cut street noise, dust, and pollen. It’s not a dedicated soundproofing product.