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The Arrowzoom Door Kit Pro is the heavy-duty version of our best-selling soundproof door system — engineered for people who tried thinner foam and weren’t impressed.
Twice the thickness. Four acoustic layers instead of two. High-density foam that’s 5× denser than standard acoustic foam. The result: a measurable 30–40 dB drop across the frequencies that matter most — voices, TVs, footsteps, traffic.
A standard hollow-core door rates around STC 20–25 — meaning you hear normal conversation through it clearly. The original Door Kit lifts that to roughly STC 30. The Pro lifts it to STC 35–40 — the threshold where speech becomes a faint murmur and household sound nearly disappears.
If you live in an apartment, share walls with a roommate, record audio, or just want your bedroom to feel like a bedroom again — this is the one.
Peel-and-stick adhesive bonds firmly to the door but removes cleanly. No screws, no drilling, no security deposit risk. Install in about 20 minutes with no tools.
Class A fire rating (ASTM E84), E1 emissions standard, B1 flame retardant. Comfortable for bedrooms, nurseries, recording booths, and offices.
|
STC 40
Sound class
|
40 dB
Max reduction
|
4 layers
Acoustic build
|
20 min
Install time
|
Not sure which one you need? Here’s the difference at a glance.
| Door Kit | Door Kit Pro | |
|---|---|---|
| Thickness | Standard | 2× thicker |
| Acoustic layers | 2 | 4 |
| Foam density | Standard | 5× denser |
| Typical STC lift | ~STC 30 | STC 35–40 |
| dB reduction | 15–25 dB | 30–40 dB |
| Best for | Light noise, home offices | Apartments, studios, shared walls, light sleepers |
| Price tier | $ | $$ |
Pair with the Arrowzoom Soundproof Weather Strip (KK1154) to seal the gap around the door frame — that gap is where most remaining sound leaks through.
Will it stop bass / low frequencies?
It blocks low-end better than the original kit thanks to the denser foam, but no door treatment alone fully blocks subwoofer-range bass. Combine with the weather strip (KK1154) for best results.
Does it smell?
Some customers notice a mild new-foam odor on day one. It dissipates within 24–48 hours of airing out. It’s not toxic — the foam is E1/B1 certified.
Will the adhesive damage my door?
No. Designed to peel cleanly off painted, laminate, and wood doors. We recommend a small spot test on the bottom edge first.
Can I take it with me when I move?
Yes — though re-application strength drops after removal. Plan to reuse it once.
How is this different from the original Door Kit?
Twice the thickness, double the acoustic layers, denser foam. See the comparison table above.
Note:
-Actual color may slightly differ depends on monitor settings.
Ships within 48 hours · Estimated delivery Jun 23 - Jun 28
US$40
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