As long as it is installed correctly bitumen prevents moisture build up without needing constant maintenance.
Bitumen torch down roofing.
But torch down roofing isn t for everyone or every home.
It consists of multiple modified bitumen membranes applied with a propane torch.
Apply the bitumen by melting it over fiberglass mesh with a propane torch.
Coated modified bitumen rubber roof.
Gaf tri ply app smooth is a strong resilient membrane that is suitable for new or reroofing projects as well as for use as flashing.
Torch down roofing is a type of roofing material that has been designed for low angle or flat roofs.
The membrane is available with a smooth surface.
Its core is a strong resilient non woven polyester mat that is coated with weather resistant app polymer modified asphalt.
Bitumen roofing is also available in 1 2 or 3 ply.
App torch down roofing membranes are flexible and respond well to both heating and cooling.
While it can last up to 20 years installing torch down roofing can be a dangerous process and as such tends to cost more than traditional roofing materials.
This membrane contains a core of nonwoven polyester mat that resists splits and tears.
Torch down roofing consists of modified bitumen which is similar to asphalt.
The 1 ply material is not durable and if used can pose certain problems such as breaking down prematurely while the 2 and 3 ply material roofs cost significantly more to install which can make this one of the most costly types of flat roofing products around.
The mat is coated with durable app modified bitumen and is designed for torch down application by professional roofing.
If you re trying to decide whether a torch down roof is right for you continue reading.
Torch down roofing is a popular type of flat roof system.
Manufacturing torch down roofing requires modifying or mixing the bitumen with a polymer.