Hyload's roofing systems are made from time-tested, durable components such as coal tar pitch and dispersed polyester fibers. We also offer effective, versatile waterproofing solutions that are compatible with existing coal tar systems and deliver unequaled chemical resistance. Backed by over four decades of proven performance, Hyload’s Through Wall Masonry Flashing Systems are user-friendly, quality-assured and time-tested. Our waterproofing solutions are perfect for green roof systems. The Hyproof waterproofing membrane has been tested and certified as a root barrier in green roof applications, making it a critical component in any vegetated roof assembly.