2 Ply Modified Bitumen Roofing

Modified bitumen 2 ply membrane.

2 ply modified bitumen roofing.

Apa the engineered. Modified bitumen roofing has been around since the 1970s when it was developed to address ongoing issues with traditional asphalt roofs. Two of the commercial flat roof systems commonly found in the northeast are modified bitumen and thermoplastic polyolefin tpo. Tpo roofs have been around since the 1990s.

Firestone sbs modified bitumen roofing systems incorporate a synthetic rubber based technology which yields exceptional flexibility even in extremely low temperatures. Astm e 1592 physical testing was performed on three test roof assemblies in. Both can be used on commercial roofs and the best choice often depends on the business owners roofing needs and goals. Modified bitumen roof systems can be installed with the common torch method asphalts or cold adhesives.

A standard sbs modified bitumen roof system is a two ply system applied in rolls that overlap the edge of the previous roll. Wind uplift is a primary concern when installing a retrofit single ply roof system rsprs over a structural metal panel roof. Bitumen roofing is also available in 1 2 or 3 ply. The 1 ply material is not durable and if used can pose certain problems such as breaking down prematurely while the 2 and 3 ply material roofs cost significantly more to install which can make this one of the most costly types of flat roofing products around.

Osb roof sheathing 7 16 inch thick approximate weight. 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. Following are some photos of a recent 2 ply modified bitumen membrane roofing system installation along with new eavestrough gutters installed by toronto roofing ca. To minimize the chance of roofing system failures always remember to consider the quality of material being used.

Gypsum roof board 1 2 inch thick. Modified bitumen roofing systems. Learn about modified bitumen sbs roofing systems. Commercial roofing metal roofs modified bitumen and high performance building envelope solutions from the garland company.

8 2 test data 3 modified bitumen roofing membranes 6 1 new roofs dibiten poly 4 poly 5 specifications nailable decks specification 401 no insulation specification 402 insulation specification 401 2 two ply no insulation specification 402 2 two ply insulation non nailable decks specification 403 no insulation. Get to know more about one of the most popular commercial roofing systems.