Torch Applied Roofing System

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.

Torch applied roofing system.

Torch down roofing also known as torch on roofing is one of the most common types of roofing for flat and slightly sloped roofs. 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. 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 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.

It has been prepared as a general guide to assist architects engineers roofing contractors and owners in the use of our roofing systems. Paradiene 20 tg 30 tg is a multi ply system. Installing the torch down roofing involves flames and melted asphalt. Torch down roofing consists of multiple modified bitumen membranes applied with a propane torch.

Also cover up with long sleeved clothing to reduce the chances of an accident. This manual contains the latest information relating to the application of gaf s ruberoid app torch applied roofing systems and is based on our years of experience in the commercial roofing field. Asbestos fibers were the perfect answer for this problem until the abuses and well documented dangers of it were fully disclosed. Firestone sbs modified bitumen roofing systems incorporate a synthetic rubber based technology which yields exceptional flexibility even in extremely low temperatures.

You will need to use your gloves and boots on occasion to roll or press down on the bitumen sheets as they bubble. Torch down roofing sometimes referred to as torch on roofing is so named because it requires an open flame propane torch. However torch applied roofing needs to have something added to it to stabilize its inability to expand and contract. Torch roofing is available in two layer and three layer systems.

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.