Learn about modified bitumen sbs roofing systems.
Modified bitumen roofing system vs rolled roofing.
The two most commonly used roofing systems in commercial properties are tpo and modified bitumen.
Modified bitumen roofing has been around since the 1970s when it was developed to address ongoing issues with traditional asphalt roofs.
The average lifespan of a bitumen roof is 10 15 years.
Before modified bitumen existed heavy built up roofs were the dominant choice.
Two of the commercial flat roof systems commonly found in the northeast are modified bitumen and thermoplastic polyolefin tpo.
Modified bitumen is approved for flat roofs with minimal slope but roll roofing is not viable below a 2 12 pitch two inches of rise for each twelve inches of horizontal run with exposed nails or a maybe little lower with concealed nail installation.
Modified bitumen is a common flat roofing system that consists of asphalt with added modifiers to give it a rubber like quality.
Below are some more facts about modified bitumen roofing.
Modified bitumen an asphalt based multi ply flat roofing system is considered a modern take on its close cousin bur or built up roof.
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Sbs modified bitumen sheet products have been used successfully in the united states since 1975.
The owens corning deckseal roofing system offers numerous advantages over competitive low slope products.
Contractors install modified bitumen to your building using a blow torch.
This combination gives it a rubber like characteristic.
Modified bitumen sbs roofing systems.
For those new to the roofing industry the name modified bitumen generally describes reinforcing sheets of glass fiber polyester and or polyethylene that have been factory coated into roll roofing.
Modbit membrane rolls come in 36 39 widths and cover an area of approximately 100 square feet.
Roll roofing and modified bitumen are both suitable for low slope roofs.
Cold process modified bitumen roll roofing is another way to apply rolled roofing other than hot mopping or torching.
The deckseal self adhered roofing system is an excellent solution for low slope applications 1 4 12 to 2 12 on residential re roofing jobs.
Modified bitumen roofing has been around since the 1970s and tpo developed later in the 1990s but they both are ideal for all types of weather and have advantages and disadvantages.
Modified bitumen is installed in multiple layers multi ply roof each of which is torched to the surface below at every turn of the roll.
However during the past several years there has been a noticeable.
