How we Sound Proofed an Air Compressor for our Shop - OpenAirNet Etch and Flow Studio Share on: This video shows how we built our own sound proofing air compressor box for our shop. This really makes for happy neighbors, and spouses! Video Lighting: Video Lighting GoPro Camera: GoPro Camera A Great 30 Gallon Compressor for the Price! 3/8 in x 50 ft Air Hose, Heavy Duty, Flexible, Lightweight and Kink Resistant Compressor Hose Regulators