ROCKWOOL COMFORTBOARD™ 80 is a rigid mineral wool insulation sheathing board that is non-combustible, water-repellent, fire-resistant and sound absorbent.
COMFORTBOARD™ 80 is an exterior non-structural insulation sheathing that provides a continuous layer of insulation around the residential building envelope.
This product is specifically engineered as exterior non-structural insulation sheathing for high performance residential wall systems.
40 sq ft/bag
WARNING:Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Capitol Building Supply, Inc. Department # 34792, Alexandria VA, 22334-0792 US