Maximum Slope For Mod Bit Roofing

Mb roofing systems are a durable weather resistant type of low slope roof.

Maximum slope for mod bit roofing.

Flintlastic sa cap white meets or exceeds energy star requirements for slopes greater than 2 12 and can be used to comply with the 2016 california title 24 part 6 cool roof requirements. The short simple answer is 2 12 has traditionally been considered the absolute minimum acceptable roof slope suitable for asphalt shingles. Modified bitumen roof systems can be installed with the common torch method asphalts or cold adhesives. Asphalt shingles continue to be the most widely installed roof covering option in north america.

Mod bit roofing mb is a shorter way to say modified bitumen roofing. Mod bit bur hybrid systems. Mod bit materials are sold in rolls and its seams are sealed using heat the common open flame torch hot or cold applied or self adhering. Modified bitumen roofing was designed for use on buildings that have a low slope or flat roof.

These hybrid systems are specified for certain situations and are typically comprised of two or three hot mopped glass fiber felts followed by a modified bitumen cap sheet. Advantages there are a wide range of methods available for installing modified bitumen roofing from using a hot torch to using a sealant backed peel and stick rolls. Some homes have roof sections often over a porch small addition entryway or garage that are just too flat for shingles. The solution according to trevor atwell owner of atwell exterior services llc in greenville north carolina is to install a self adhered modified bitumen.

3 78 sbs modified bitumen specifications 4 2 these specifications are denoted by an n or an l as the third character in the specification designation e g 3cnd 3clg see the roof finder index in this section for further information. 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. For steep slope roofs where two roof areas of equal slope intersect to form a valley the resulting valley slope is less than that of the two adjacent roof surfaces. For example where roofs with a 4 12 slope intersect at a valley the valley s actual slope is only about 3 12.

With so little slope a shingled roof won t shed water sufficiently resulting in leaks and damaged wood. Sbs roofing systems firestone sbs modified bitumen roofing systems incorporate a synthetic rubber based technology which yields exceptional flexibility even in extremely low temperatures.