Installation: Our diffusers come with heavy duty, industrial sized D-HOOKS for exceptionally easy installation. <br>The panels feature a trademarked 7 tier diffusion pattern geared at diffusing frequencies from 2800Hz - 11kHz. MADE WITH 100% CALIFORNIA REDWOOD. 2 screws in the wall, and they hang right up. Lead-time: 3-5 days Acoustic Sound Diffuser Panel Paulownia Wood Acoustic Diffuser - Wooden Acoustic Diffusion Panel - 60 X 60 Cm Quadratic Residue Small Acoustic Diffuser Panel Wood <br> Rebel Sky Acoustics diffusers are created with artistic excellence in mind. Designed with advanced quadratic patterns, these panels ensure even sound distribution, reducing echoes and enhancing audio clarity in recording studios and... Our diffusers are created from hand selected, locally sourced lumber, that we cut and clean and sand and paint with care, in order to create not just a functional diffusion panel, but to create something special. Our professional products offer the Industry Standard in Sound Diffusion for audio treatment. <br>Easy installation. Harness Rendition Faial diy acoustic wall Crack pot Decimal Monarch Our panels are created for professionals and have been tested and certified (both NRC rating and diffusion) by NWAA Labs and Riverbank Acoustical Labs to ensure high performance diffusion from every RSA product. Rival Rock Sliders for Can-Am Defender HD5/HD7/HD8/HD9/HD10 Specifics: This diffuser uses over 110 linear feet of high quality California Redwood. Our team strives to build products that carry an aesthetic appeal to spur on higher levels of creativity for our clients and for their clients.