Quilted Sounds Regulate Curtain Panels Class A hearth Rated begin with mass loaded noise barrier and encapsulate it with acoustical fiberglass quilted absorber. The experiencing is silver in shade and has a diamond shape sample (other colors offered). Panels are one" or 2" thick with only quilted acoustical fiberglass enclosed https://acoustic-panels-dubai89000.designertoblog.com/61364159/acoustic-panels-dubai-for-dummies