Arrowzoom Black and White 3D Felt Sound Diffuser - KK1429 Soundproofing Curtain Cuts heat transfer through the

Cuts heat transfer through the window

Test a small hidden corner for 24 hours first if you're unsure — paint quality varies

OEKO-tested Care Cold gentle wash

06abs coef @ 1 kHz

Confirm the exact size on the variant you select before you plan your honeycomb layout

Arrowzoom Black and White 3D Felt Sound Diffuser - KK1429 Soundproofing Curtain Cuts heat transfer through theHow it works Hard, flat walls reflect sound straight back into your room that's what causes echo, slap back, and the "boxy" feeling on recordings or video calls. The KK1429 3D felt diffuser breaks up those reflections by scattering sound waves across a textured 3D surface instead of bouncing them straight back at you. The result: a tighter, clearer room without deadening it. You still hear yourself. You just stop hearing the room. Technical data what