Bitumen Roofing Material

Modified bitumen cap sheet roofing was developed in the 1960s as a replacement technology for bur or built up roofing by using the proven technology of bur but also adding polymer reinforced roof wear layers or cap sheets.

Bitumen roofing material.

Modified bitumen roofing costs. Bitumen roof sheets are an ideal roofing material for anyone looking to replace an existing roof on a shed or garage that has seen better days or they can be easily fitted as an entirely new roof structure on a new installation. Wind uplift is a primary concern when installing a retrofit single ply roof system rsprs over a structural metal panel roof. Asphalt shingles 3 tab or strip 1 95 lbs.

Weight of roofing materials. Pounds per square foot lb ft 2 pounds per square 100 sq. Modified bitumen roofing has high tensile strength and in general has excellent weather resistance. Modified bitumen rubber membrane with embedded ceramics to protect it against ultraviolets.

Modified bitumen roofing. Modified bitumen roofs or mod bit roofs are a single ply roofing systems applied using heat to seal seams between runs of roofing material. One that is strong and durable one you can trust. Our line of app and sbs roof membranes are manufactured today with the same formula we used when the company was founded over 30 years ago because in some cases change isn t always good.

The weights of other actual products of the same type may vary. Ft kilograms per square meter kg m 2 source. This is a two ply modified bitumen rubber roofing material. 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.

At bitec we ve never cut corners and we never will. This article describes modified bitumen roofing materials choices installations inspection defects roofing repairs and product sources. Bitumen roofing sheets are known for being lightweight as well as durable for most situations providing your. Because of its initial cost and material properties the modified bitumen roofing system was almost exclusively used for commercial and industrial roofing applications.

The thinner layer is the base and then the top layer is fused to the thinner layer by heat application.