Ply Modified Bituminous Roofing

Built up roof membrane 4 ply smooth surfaced.

Ply modified bituminous roofing.

The final surface layer in typically granular but there are smooth options as well. 600 1500 lbs. 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. Modified bitumen roofing systems there are two types of modified bitumen membranes app and sbs.

Modified bitumen roofs have a lot of advantages over other types of membrane roofing and are often seen as the modern alternative to the built up roof. Firestone sbs modified bitumen roofing systems incorporate a synthetic rubber based technology which yields exceptional flexibility even in extremely low temperatures. App is a smooth surfaced membrane that is torched to an acceptable substrate and then coated to protect it from the uv. Modified bitumen roofing has been around since the 1970s when it was developed to address ongoing issues with traditional asphalt roofs.

Tpo roofs have been around since the 1990s. Application of this type of roofing is less labor intensive than the built up roofing method that applies several layers to create a waterproof membrane. The pros and cons of single ply roofing adhesives. Learn about modified bitumen sbs roofing systems.

Get to know more about one of the most popular commercial roofing systems. 6 15 lbs. Installing modified bitumen roofing systems next the base ply overlap is sealed with a watertight adhesive. Like built up roofing bur it is usually installed on low slope and flat roof structures.

App membrane is applied using an open flame touch while sbs is hot mopped or adhered using a cold processive adhesive. We also provide a master index to this topic or you can try the page top or bottom search box as a quick way to find information you need. Modified bitumen sbs roofing systems. Owens corning roofing and asphalt.

Developed in europe in the mid 1960s modified bitumen roofing has been used in canada and the united states since about 1975. Owens corning roofing and asphalt. It was developed as a means to improve roofing membranes when product quality was affected by the use of a lower quality crude oil by product. One of the longer lasting roofing options for flat roofs is bitumen roofing or a modified bitumen roof.

Available in a variety of thicknesses in smooth and granule surfaces sbs membranes may be installed in hot asphalt cold adhesive or may be heat welded. 29 74 kg. Owens corning roofing and asphalt. Modified bitumen roofs or mod bit roofs are a single ply roofing systems applied using heat to seal seams between runs of roofing material.