Roofing Weight Per Square Foot

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.

Roofing weight per square foot.

Steel standing seam 120 150 pounds. Pounds per square foot lb ft 2 pounds per square 100 sq. Aluminum shingles 45 pounds. As previously mentioned the weight of shingles does vary by type and by manufacturer.

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. The thickest and most dense roofing shingles may weigh 320 to 400 lbs. Per square foot a 4 12 lbs. While most people think about metal roofing is heavier compared to other materials.

Yet if you do the math and compare asphalt shingles over metal roofing asphalt can weigh 5 lbs. Steel shingles 80 pounds. Ft kilograms per square meter kg m 2 source. Aluminum standing seam 70 pounds.

Weight of roofing materials. Three tab asphaltshingles weigh 50 80 pounds per bundle. Asphalt roll roofing 1 1 lbm ft2 5 4 kg m2 asphalt shingle or asphalt fiberglass composite shingle 2 7 lbm ft2 13 2 kg m2 metal roofing aluminum or steel panel sheet or shingle 1 2 lbm ft2 5 9 kg m2 terne plate copper bearing steel sheet 0 7 lbm ft2 3 4 kg m2. On average one square of shingles typically weighs 150 to 240 lbs.

Architectural asphaltshingles weigh 65 80 pounds per bundle. Here is a list of sample roofing material weights per 100 square feet. These are the weights of typical actual products. The weight of a bundle of shingles depends on the type of material you re dealing with.

Asphalt shingles 3 tab or strip 1 95 lbs. Shingles are sold in bundles that will cover a certain square footage of your roof usually 33 3 square feet. A 12 inches metal roofing panel weighs for about 10 lbs.