Polymer Modified Bituminous Membrane Metal Roof System

The use of polymers mixed with the coating bitumen improves flexibility toughness and low temperature properties.

Polymer modified bituminous membrane metal roof system.

The variety of single ply roofing membrane adhesives available gives contractors some flexibility in their choice of material. Learn about modified bitumen sbs roofing systems. Built up roofing bur bur systems have been used for more than 100 years in the united states. There are two types of mb roofing membranes.

Modified bitumen sbs roofing systems. Sealing and repairing building cracks roofs sheet metal work bituminous felts and other types of roofing sheet membranes. Get to know more about one of the most popular commercial roofing systems. A modified bitumen membrane mbs roof is a system developed by taking the qualities of a bur system along with the qualities of a single ply 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. Polymer modified roof membranes have been in use in the u s. App polymer modified bitumen membranes typically are heat welded or torch applied. Sika also has self adhesive polymer modified bituminous sealing tapes which are laminated with aluminum foil on the upper side and contain no reinforcement.

Modified bitumen roofing is generally low maintenance and can last for decades. Elastophene flam elastophene flam is an sbs modified bitumen base ply for use in approved multi ply membrane and flashing assemblies. A major advantage of mb systems over bur is that they generally use fewer layers and are therefore less labor and material intensive. A standard mbs roof system should have a base sheet or ply similar to the bur system then a waterproofing sheet similar to single ply.

The two main polymer modified bitumen membranes on the market are sbs and app membranes. Learn about modified bitumen app roofing systems. The sheets themselves are inherently waterproof. Since the mid 70s.

App modified bitumen roofing materials are produced in factories and sold in sheets or rolls. Some sbs modified membranes are self adhering. 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. That is they contain an adhesive backing.

Manufactured app membranes also contain an insulating layer for a more energy efficient roof. Get to know more about one of the most popular commercial roofing systems. There are two main types of bituminous roof systems built up roofing bur and multi ply polymer modified bitumen.