Single Ply Sarnafil Roofing
These membranes are either mechanically fastened, heat welded, fully adhered or even ballasted (in the case of EPDM) to the rest of the roofing components.
Modified Bitumen Roofing
More popularly known as the 2-ply modified bitumen system, this type of roof is an evolution of the original built-up roofing.
With people becoming more environmentally conscious, the addition of a Green Roof has been very popular for the last decade.