Firestone Building Products specially designed the Firestone RubberCover EPDM Roofing System for small residential flat roofing applications such as: extensions, verandas, dormers, porches, garages, carports, garden sheds, balconies, gutters, trailers. The system is based on high performing Firestone RubberCover EPDM rubber membranes and a limited range of accessories offering a watertight and durable roofing solution.