Carlisle SynTec Systems' EcoStorm VSH Roof Board is a high-density cover board composed of a plastic and cellulose fiber core bonded to a paper facer and a coated glass facer. The core is made from 100 percent post-consumer packaging that would otherwise end up in a landfill. EcoStorm VSH passes the FM Very Severe Hail (VSH) standard, and is rated Class A UL 790 for fire resistance. This roof board is compatible with mechanically fastened and adhered membranes, as well as having high impact resistance. For more information, visit www.carlislesyntec.com.