Torch down roofing consists of modified bitumen which is similar to asphalt.
Rubber torch roof.
As long as it is installed correctly bitumen prevents moisture build up without needing constant maintenance.
Bitumen is made from asphalt a tough material that is used in many roofing applications.
Smooth surface can be used as a cap or interplay membrane ideal for new roofs and repairs of built up or sbs modified bitumen systems meets astm d6222 type i grade g.
There are mainly two types to choose from epdm or torch down rubber membrane.
Torch roofing is available in two layer and three layer systems.
The membrane is available with a smooth surface.
These rubber roofs have evolved since their conception.
They both are good rubbers but it s the technique involved in installing them that will determine what makes the roof maintenance free.
Ruberoid torch smooth membrane is backed by gaf a company with over 130 years in the roofing business.
The mat is coated with durable app modified bitumen and is designed for torch down application by professional roofing contractors.
Rubber roofs were introduced in the late 60s in the united states.
Sbs modified bitumen membranes are also flexible and they have a lower melting point than app membranes.
Apply the bitumen by melting it over fiberglass mesh with a propane torch.
All torch down roofing is made from modified bitumen or bitumen with additives.
Sbs is a type of rubber used to create modified bitumen for torch down roofing.
This means that sbs membranes can be used in torch down roofing as well as self adhering and cold processed roofing systems.
Torch down roofing materials you may have heard a reference to a torch down roof as a rubberoid roof implying the material contains rubber but that may not be accurate.
Three layer systems have a base a smooth torch down layer and a torch down layer with a granular surface.
Both epdm and modified bitumen torch down rubber membranes were making their way into the roofing industry early on.
See the steps to take on flat roof repairs for a torch down rubber membrane.
A two layer system is made up of one base layer and one torch down layer.
Unlike the single ply roofing systems as in tpo and epdm the 2 ply mb system will need little to no maintenance during its life.
Its core is a strong resilient non woven polyester mat that is coated with weather resistant app polymer modified asphalt.
The roofing contractor this is a hard one.