Roofing Weights By Material

Residential and commercial roofing shingles slate roof ventilation roof underlayments asphaltic and tpo roof membranes.

Roofing weights by material.

Stratco ceiling battens at 450 centres 0 35 0 45 0 78. Genuine slate is the heaviest roofing material at up to 1 500lbs per 100 square feet so extra framing support and extra cost is necessary if a slate roof isn t properly installed moisture issues will start quickly. Thickness 1 8 0 4 gypsum sheathing per 1 in. Other materials weight psf sheathing plywood per in.

In fact with many heavy roofs fire fighters will not go inside the home to fight the fire if it has avery heavy roof on top. Aluminum shingles 45 pounds. Pounds per square foot lb ft 2 pounds per square 100 sq. 19 mm hardwood strip flooring.

As1170 1 2002 ta2 use 1100 kg m3 for the heaviest seasoned hardwood. Metal roofing aluminum or steel panel sheet or shingle 1 2 lb m ft 2 5 9 kg m 2 terne plate copper bearing steel sheet 0 7 lb m ft 2 3 4 kg m 2 wood shingle or shake 2 4 lb m ft 2 11 7 kg m 2. Ft kilograms per square meter kg m 2 source. Material weights metal grid system 0 8psf metal suspension with tile 1 8psf wood suspension with tile 2 5psf plaster 1 8 0psf plaster on wood lath 1 10 0psf plaster on metal lath 1 8 5psf roofing asphalt shingles 2 5psf wood shakes 3 0psf roll roofing 1 0psf asphalt shingles approx 1 4 2 0psf cement asbestos shingles 3 8 4 0psf.

Here is a list of sample roofing material weights per 100 square feet. Thickness 3 4 10 0 concrete fill per 1 in. These are the weights of typical actual products. Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer.

Aluminum standing seam 70 pounds. The weights of other actual products of the same type may vary. Following is the weight of one square of various products. Weight kg m 2.

Today s roofing materials include a wide range of weights. Weight kg m 2 code. Weight of roofing materials. A low weight roof also lessens the risk of a roof collapse if there is a fire inside of the home which reaches the attic.

Weights of building materials in walls. A square covers 100 square feet of roof area. Shingle roofs typically have a life span of 15 30 years while membrane roofs usually last 5 15 years. Asphalt shingles 3 tab or strip 1 95 lbs.

Although ceramic tile roofs are expensive they can have a life span of over 100 years. Thickness 2 5 floors and floor finishes asphalt mastic per 1 in. Miscellaneous components in addition to other roof components. 40 70 pounds.

The most common roofing materials used in the united states include shingles membrane roofing and ceramic tile all of which have different life spans. Steel standing seam 120 150 pounds.