Two Ply Modified Bitumen Roofing System

Get to know more about one of the most popular commercial roofing systems.

Two ply modified bitumen roofing system.

To minimize the chance of roofing system failures always remember to consider the quality of material being used. Specifications and details for the two ply systems which carry dibiten s 20 year term warranty can be found in the specificationssection 6 1 of this manual. It may be used as the base ply when installed over an approved substrate. Bitumen roofing is also available in 1 2 or 3 ply.

Learn about modified bitumen sbs roofing systems. Roof deck and roof system selection are the responsibil ity of the architect engineer and owner. Elastophene sp 2 2 is composed of a proprietary formulation of elastomeric styrene butadiene styrene. The insulation layer provides its r value or thermal resistance that limits the movement of heat passing between the roofing structure.

The modified bitumen membrane sheeting is the main element of the roofing system and it is made from an infusion of polyester fiberglass or a combination of both. Acceptable decks surfaces. Modified bitumen roof systems can be installed with the common torch method asphalts or cold adhesives. To learn more about our engineered roof systems click on a selection below.

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. Elastophene sp 2 2 sanded polyolefin is an sbs modified bitumen base ply for use in approved multi ply membrane and flashing assemblies. With a self adhering side lap that aids with faster installation and ease of use.

Mends consideration of its two ply systems. A standard sbs modified bitumen roof system is a two ply system applied in rolls that overlap the edge of the previous roll. Jm basegrip sd sa is designed for use in roofing systems where two or more plies of modified bitumen are desired.