The Asphalt Roofing Manufacturers Association (ARMA) recently released a new technical bulletin, "Low-Slope Asphalt Roofing ...

The intensive roof requires regular watering, usually by dedicated irrigation systems. These roofs are constructed ... Common materials include modified bitumen, EPDM rubber, PVC, and TPO membranes.

Apart from asphalt roofing products the company makes organic and fiberglass-based shingles, roofing felts, modified bitumen roofing systems, polyisocyanurate insulation board and other waterproofing ...

Normally, this would be an additional self-adhered and self-sealing modified bitumen roofing underlayment (i.e., peel & stick underlayment), a modified bitumen waterproof membrane laid over the ...