Residential Flat Roof Construction

Built up roof bur modified bitumen roof mbr and rubber membrane roof epdm.

Residential flat roof construction.

Most flat roofs are typically not as long lasting or durable as sloped ones because the latter shed snow and rain a lot quicker. A classic flat roof is either almost completely level or has a very slight pitch of 3 in 12 inches or less. For additional stability you can also use steel joists that are built into one or both of the walls. Modified bitumen is installed in multiple layers multi ply roof each of which is torched to the surface below at every turn of the roll.

Specializing in designer asphalt shingles flat roofs sheet metal roofs residential roofs custom homes new construction commercial roofs roof repairs. However over the last few decades new and advanced materials have been developed. Tpo and pvc roofing is a long lasting low maintenance solution with no more coatings sealants dangerous installs or rusting out drains. The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls.

From there the flat roof system you choose will determine the materials you apply. Pros and cons for flat roof materials all three types of flat roofing cost 250 to 350 per square 100 square feet but prices vary according to region and size of the roof. Residential flat roofing three tree roofing specializes in low slope roofing or flat roofing. Modified bitumen an asphalt based multi ply flat roofing system is considered a modern take on its close cousin bur or built up roof.

Underneath the basics flat roofs are usually constructed with a ceiling nailed to joists which support a deck usually wood in residential construction a vapor barrier insulation and a roof board. This will give additional stability to the roof structure.