Torch Applied Roofing System
Torch down roofing sometimes referred to as torch on roofing is so named because it requires an open flame propane torch.
Torch applied roofing system. It has been prepared as a general guide to assist architects engineers roofing contractors and owners in the use of our roofing systems. Torch on roofing or torch down roofing as it is also known is a flat roof covering solution that involves three layers of modified bitumen felt melt welded onto the roof surface and each other with the use of a blowtorch to create an impenetrable waterproof seal. Choose heat resistant gloves and boots made of a material like kevlar. Paradiene 20 tg 30 tg is a torch applied multi ply system.
Available in a variety of thicknesses in smooth and granule surfaces sbs membranes may be installed in hot asphalt cold adhesive or may be heat welded. Also cover up with long sleeved clothing to reduce the chances of an accident. Torch down roofing also known as torch on roofing is one of the most common types of roofing for flat and slightly sloped roofs. Atactic polypropylene app is heat torch applied modified bitumen membrane that provides a greater re cover system uv resistance and increased durability for roofs with high traffic movement.
Torch roofing is available in two layer and three layer systems. Torch down roofing consists of multiple modified bitumen membranes applied with a propane torch. You will need to use your gloves and boots on occasion to roll or press down on the bitumen sheets as they bubble. The workhorse paradiene 20 tg base ply absorbs roof stresses while the granule surfaced top ply paradiene 30 tg shields the base from the elements and mechanical abuse.
Firestone sbs modified bitumen roofing systems incorporate a synthetic rubber based technology which yields exceptional flexibility even in extremely low temperatures. A two layer system is made up of one base layer and one torch down layer. Bitumen by itself is perfect for roofing as it has good water proofing qualities. In this installation method sheets of modified bitumen are rolled out onto the roof and a roofing professional uses a hand held propane torch to heat the material and adhere it to the surface.
Three layer systems have a base a smooth torch down layer and a torch down layer with a granular surface. Installing the torch down roofing involves flames and melted asphalt. Asbestos fibers were the perfect answer for this problem until the abuses and well documented dangers of it were fully disclosed.