Low Slope Roofing Definition

Also see modified bitumen roofing.

Low slope roofing definition.

Residential low slope roofing can generally be divided up into two broad categories. Just like any other roofing system low slope roof designs will have several effects on the overall construction of the building including the interior volume the style and design of the house the drainage system and the material used for covering. For examples of low slope roofing designs materials. Low slope roofing is defined as any roof pitched at 3 in 12 or 14 degrees or 25 slope or less.

And see roll roofing asphalt sbs. Roofing calculator in the building trades the acronym tpo stands for thermoplastic polyolefin a material originally developed for pond liners and used extensively for roofing since 1989. A low slope roof is one that slopes 2 in 12 to 4 in 12 of run. A low slope asphalt roofing system is cost effective durable and reliable.

Most low slope roofs have a slope of less than 3 in 12 which means that a roof that rises 3 inches for every foot of run will be defined as one that has a 3 in 12 slope. Definition of low slope roofing. Finding the right products for your low slope roof. Low slope roofing in other texts refers to roofing systems for pitches below 4 in 12 of slope.

Tpo is a type of membrane roofing suitable for flat and low slope roofs. See low slope roofing. Low slope roof noun according to astm standard e 1918 97 a roof in which the uppermost part is installed at a slope of 2 12 9 5 degrees or less. Multiple layers of weatherproof membranes protect a building its residents and the property it houses.

There are a few design elements that will help building owners get the most from their roofing system. A low slope roof is one that has a slope of less than 3 in 12. Because low slope roofs also drain water more slowly than moderate or steep sloped roofs systems such as slate or asphalt shingles that rely on mechanical drainage for successful performance are not used. This means that for every horizontal foot the roof level goes up less than 3 inches vertically.

A low slope roof design typically has a pitch of between 2 12 and 4 12.