Bitumen Asphalt Flat Roof

Firestone asphalt roofing delivers exceptional performance on flat and low slope commercial roofs in even the most extreme climates and applications.

Bitumen asphalt flat roof.

Materials such as layers of fiberglass or polyester are added to the asphalt to add strength to a flat roof. Modified bitumen is a type of asphalt product that can be applied in a number of ways to the roof in both hot and cold temperatures. An epdm rubber roof can be bonded to asphalt but this depends on the rubber membrane system you are using. Modified bitumen roofing is a roofing asphalt.

Bitumen roof advantages and disadvantages. Development modified bitumen was developed because oil refineries had figured out ways to use more products from crude oil. 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. Some observers suggest it s harder to replace a flat roof than a traditional pitched shingle roof because of the labor required to remove its layers especially on older flat roofs.

Flat roofs are hard to replace. Modified bitumen an asphalt based multi ply flat roofing system is considered a modern take on its close cousin bur or built up roof. One of the longer lasting roofing options for flat roofs is bitumen roofing or a modified bitumen roof. The hot applied asphalt or coal tar pitch blends with the bitumen soaked roof felt and creates a monolithic roof membrane.

5 tell tale signs it s time to repair or replace your asphalt or felt flat roof. While the lifespan is less than the more advanced options the price point alone can make modified bitumen one of the best flat roof materials for some. This surface is susceptible to cracking and blistering which reduces the typical lifespan to just 10 to 15 years. Firestone building products manufactures traditional built up systems modified bitumen membrane systems hybrid built up and modified bitumen systems.

But now flat roofs often are constructed with fewer layers because of improved waterproofing technology. Built up roofs are installed using several layers of a special type of roofing felt that has been asphalt impregnated and embedded in bitumen applied with a hot mop. The good news is a longer lasting roofing material has a lower environmental impact. Asphalt flat roof construction repair and replacement with an epdm rubber roofing membrane.

They have a proven track record that can be counted on. The resulting asphalt by product was of lower quality. Bitumen roofs have been around for a long time. It cannot be bonded to uneven surfaces such as shingles as this hinders the membrane from successfully bonding onto the surface.