Ply Four Roofing

Tri ply ply 4 roofing felt is constructed with a fiberglass mat that is coated with the finest quality asphalt and is designed with optimum porosity to ensure a sound watertight membrane.

Ply four roofing.

Gafglas ply 4 ply sheet is used as a ply felt in the construction of built up roofs. Suitable as an intermediate ply set in hot asphalt for ha ca or hw sbs app or bur membranes. Tri ply ply 4 roofing felt is constructed with a strong glass fiber mat that is coated with the finest quality asphalt and is designed with optimum porosity to ensure a sound watertight membrane. Gafglas ply 4 description.

Optimum porosity of the felt provides ready escape of air while allowing proper asphalt penetration at the time of mopping. On top of the bitumen is a final layer of asphalt. Versatile gafglas ply 4 sheet for built up roofing bur offers maximum strength and stability and can be used in all climate zones as a base sheet ply felt and more. Suitable as an intermediate ply in hot asphalt applied hybrid pvc fleece back membrane systems.

The bitumen provides the adhesive and waterproofing membrane while the felts provide the membrane reinforcement and the surfacing. A 4 ply roofing system involves roofing felts that are typically four plies composed of layers of reinforcement such as fiberglass or polyester felts with each ply being embedded in a full bed of hot asphalt bitumen. Bitumen is a hydrocarbon compound derived from crude oil and its purpose is to act as both an adhesive and a waterproofing agent. The first layer of 4 ply roofing is asphalt which is followed by bitumen soaked felt strips.

Most systems consist of 4 plys which extends the life of the roof as the top layers begin to fail after many years. New york 4 ply roofing contractor. The 4 layers are made up of asphalt and layers of bitumen soaked felt strips. One of the most popular is the 4 layer roof which is ideal for mounting on certain types of shelter due to its various functions.

Tar and gravel built up roofing system built up roofs consist of multiple layers of tar and felt paper are sandwiched together forming an extremely strong and waterproof surface. 4 ply roofing several roofing solutions are available for commercial and residential buildings. Gafglas ply 4 ply sheet roofing felt is constructed with a strong glass fiber mat that is coated with the finest quality asphalt and is designed with optimum porosity to assure a sound watertight membrane. Find out more here.

The end result is a rooftop that has a great amount of protection from both water and weathering as well as enhanced thermal protection. 4 ply roofing benefits.