2 Ply Modified Bitumen Roofing System

Both can be used on commercial roofs and the best choice often depends on the business owners roofing needs and goals.

2 ply modified bitumen roofing system.

Lends elasticity and flexibility to the sheet. 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 roof systems can be installed with the common torch method asphalts or cold adhesives. This installation video is an overview of application of the 2 and 3 ply flintlastic sa self adhered systems the smart low slope roofing solution from certainteed roofing.

Dynamax smooth is used as a premium fiber glass polyester reinforced modified bitumen base ply or cap sheet in a variety of multi ply roofing systems. Astm e 1592 physical testing was performed on three test roof assemblies in order to determine the wind uplift resistance of an rsprs installed over existing structural metal panel roof systems fastened directly into purlins. Wind uplift is a primary concern when installing a retrofit single ply roof system rsprs over a structural metal panel roof. To minimize the chance of roofing system failures always remember to consider the quality of material being used.

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. 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. High quality sbs rubber and asphalt blend. Firestone sbs modified bitumen roofing systems incorporate a synthetic rubber based technology which yields exceptional flexibility even in extremely low temperatures.

A built up roof for example will typically include the built up membrane itself with or without gravel as well as some kind of insulation. Sbs modified bitumen roof systems brochure. To learn more about our engineered roof systems click on a selection below. A standard sbs modified bitumen roof system is a two ply system applied in rolls that overlap the edge of the previous roll.

Many of our commercial roofing customers do not know the differences between modified bitumen and single ply roofing systems. This video is a supplement to the instructions included with flintlastic products. Note that roof systems typically include more than one type of material. Bitumen roofing is also available in 1 2 or 3 ply.

This technology was applied to the design of our two ply engineered roof systems in which the workhorse base ply absorbs roof stresses while the top ply shields the base from the elements and mechanical abuse. Modified bitumen roofing systems.