dBA Panels - Sound Silencer™ (Diffuser Blocking Absorber) Acoustical Wall Panels and Ceiling TilesThe new dBA panels offer sound blocking, sound absorption and sound diffusion all in one unit.Product Features: 1 installation required. Unlike traditional products which require 3 separate installations to meet the performance of the dBA panel. Class A Fire Rated No Fiberglass Moisture Resistant Indoor Non-Fibrous Impact Resistant Water Resistant Non-Abrasive Surface Both STC and NRC Ratings and Diffuser Tackable Surface Bacteria and Fungi Resistant Lightweight dBA stands for Diffuser Blocking Absorber. Our dBA panels are available in 1 and 2" thickness. Panel size is 2' x 2'. The dBA panel is intended for wall or ceiling applications. The dBA panel is an innovative sound treatment panel for both home theaters and professional grade commercial studios. No longer will you have to struggle to figure out noise reduction coefficients or calculate the amount of sabins for a given space.