2 Ply Modified Bitumen Roofing

Many of our commercial roofing customers do not know the differences between modified bitumen and single ply roofing systems.

2 ply modified bitumen roofing.

To minimize the chance of roofing system failures always remember to consider the quality of material being used. Learn about modified bitumen sbs roofing systems. Apa the engineered. The pros and cons of single ply roofing adhesives.

Get to know more about one of the most popular commercial roofing systems. 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. Modified bitumen roofing systems. Sopralene 180 sanded 2 2 is an sbs modified bitumen base ply for use in approved multi ply membrane and flashing assemblies.

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. 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. Bitumen roofing is also available in 1 2 or 3 ply. In the late 1960s siplast research and development working in conjunction with shell chemical of europe developed sbs styrene butadiene styrene modified bitumens.

There are two types of modified bitumen membranes app and sbs. 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. Ice and water shield self adhering. Sopralene 180 sanded 2 2 is composed of a proprietary formulation of elastomeric styrene butadiene styrene sbs polymer.

Firestone sbs modified bitumen roofing systems incorporate a synthetic rubber based technology which yields exceptional flexibility even in extremely low temperatures. Multi ply sbs modified bitumen systems. Modified bitumen sbs roofing systems. This technology was applied to the design of our two ply engineered roof systems in which the.

Gypsum roof board 1 2 inch thick. Osb roof sheathing 7 16 inch thick approximate weight. A standard sbs modified bitumen roof system is a two ply system applied in rolls that overlap the edge of the previous roll. Both can be used on commercial roofs and the best choice often depends on the business owners roofing needs and goals.