Continental Building Products Soffitboard is a weather-resistant gypsum board for sheltered exterior ceiling and soffit areas such as carports, covered walkways, parking areas, open porches and the soffit side of eaves. The board is designed to withstand indirect exposure to moisture and enhanced to resist sagging. It also has some inherent fire resistance characteristics; however, this product should not be used to provide the levels of fire resistance required by various building codes and standards. Designed to provide a sag- and fire- resistant exterior underside panel for both residential and commercial construction applications. Uses: Soffit side of eaves, carports and parking areas, breezeways, open porches, porticos and covered walkways.