Arrowzoom Pyramid Self-Adhesive Acoustic Foam Tiles — Peel & Stick — Baby Blue x Black Bundle - KK1034 Size:48 Pieces - 50 X 50 X 5 cm / 20 x 20 x 2 in If you're going to put

If you're going to put it on a door just made sure you over lap the gaps between the door and the wall on all sides

Step 2: Drill Holes on the wall

In this video

They absorb mid-to-high frequencies inside the room and add mass to the door to reduce sound transmission both ways

High-quality lumber wood

Arrowzoom Pyramid Self-Adhesive Acoustic Foam Tiles — Peel & Stick — Baby Blue x Black Bundle - KK1034 Size:48 Pieces - 50 X 50 X 5 cm / 20 x 20 x 2 in If you're going to putStick. Press. Quiet room. Most acoustic foam needs glue, spray adhesive, double sided tape, or a hardware store trip. The KK1034 doesn't. Each tile ships with a peel and stick adhesive backing built in pull the liner, press to the wall, done. A 12 pack covers a small room in under an hour. Real pyramid acoustic foam, real NRC absorption, no mess. Peel and stick backing no glue, no spray, no tape NRC 0. 74 average STC 27 kills echo from voice, music,