random factory foam leftovers (looks like sound panel) | Acoustic diffuser, Sound panel, Sound proofing
Skyline diffuser I made myself from solid cedar. It's probably too small relative to the size of my theater, but I think it helps with acoustics and looks great. Wasn't sure if
Skyline diffusers - In several colours - Perfect ...
RPG Skyline high density foam acoustic diffusers Photo #2624999 - Canuck Audio Mart
RPG Skyline clone | My Diy Blog
RPG Skyline - Acoustic Products
Amazon.com: Arrowzoom 1 Quadratic Skyline Wooden Acoustic Diffuser for Studio and Home Recording for Noise Insulation Soundproofing Panel 23.6 x 23.6 x 3.9 inches AZ1203 : Musical Instruments