Asphalt Rolled Roofing Slope

Low slope means that these products are installed on roof slopes of 2 12 or more.

Asphalt rolled roofing slope.

This means for every 12 horizontal units the roof must rise a minimum of 2 vertical units. Asphalt composite metal wood shake rubber and msr rolled roofing many people imagine that the choice is purely an aesthetic or economic one that you pick a roofing material purely according to what you like or what you can afford. Rolled roofing or roll roofing also known as msr comes in rolls of 100 square feet. And are very easy to apply if instructions are followed correctly.

So in terms of quantity a roofing roll is about the size of one composite shingle square. The base of a concrete slab. In its earliest forms roll roofing consisted of sheets of felt canvas or cloth that were impregnated with asphalt then rolled flat along a low slope or even some steeper sloped roofs with the material s long edge parallel to the building eaves. Asphalt roll roofing is sometimes called mineral surfaced roofing because of the granules.

Also if asphalt shingles are installed on a roof slope of 2 12 to 4 12 it shall be provided with a double underlayment application. Fiberglass mineral surfaced roll roofing is a glass fiber reinforced asphalt coated product with a ceramic granular surface to protect against uv rays weathering and physical damage. Roll asphalt roofing is suitable for all sloped roofs including those with a nearly flat 1 12 pitch. The installation process known as torch on roofing is often used on commercial properties in north america.

Roll roofing is simplest product to install on a small section of low slope roof is 90 pound roll roofing. Asphalt roll roofing or membrane is a roofing material commonly used for buildings that feature a low sloped roof pitch in north america. When choosing roofing materials it may seem that you have an infinite choice of any material on the market. An organic felt or fiberglass mat saturated with asphalt and faced with granular stone aggregate.

Rolls are typically overlapped by at least 2 inches fastened to the roof deck with nails and sealed at the seams. It s lightly coated with a mineral release material on the bottom side. Asphalt roll roofing installation. Oh and minimal slope for most rolled roofing products is 1 12.

Another popular name is 90 lb or 90 pound roofing because it weighs about 90lbs per roll. Fiberglass mineral surfaced roll roofing is a general purpose roofing product designed for use in new roofing and re roofing installations. The material is based on the same materials used in asphalt shingles. Technology of laying the roll roofing on a flat roof.

You can t use the rolled roofing materials if the roof slope is more than 25. It essentially has a sheet you nail down then a sheet you glue down ontop or some systems even include a peel off backing to be applied to the nailed base. This is an inexpensive roofing material often installed over 15 felt underlayment by homeowners and do it yourself ers. One msr roofing roll is usually about 36 feet long by 36 inches wide.

Rolled roofing is easy to obtain and can be found at all home improvement stores. 3 layers if the roof slope is 5 15.