Durapax specializes in coal tar roofing systems, offering time-tested and durable solutions for low slope commercial flat roofing. Their products are designed to meet tough requirements and provide lasting quality, with a focus on traditional Coal Tar built-up roofs known for reliability. Durapax sells and warrants coal tar built-up roofing systems that are manufactured to meet ASTM specifications and approved by FM and classified UL Class A. They provide multiple layers of coal tar coated glass felts or organic felts, hot mopped coal tar roofing pitch, and finish with a coal tar flood coat and gravel. Contact Durapax for local authorized contractors or distributors.