The weight of your roof is an important consideration.
How much does a 200sqft roof weigh.
The weights of other actual products of the same type may vary.
Roof shingle weight calculator how much does a bundle of shingles weigh.
Low weight roofing can protect a structure in many ways and is well worth considering both for new construction and re roofing.
Ultra low weight roof systems such as metal roofs depend upon mechanical interlocking for wind resistance.
Ft kilograms per square meter kg m 2 source.
Generally three bundles of shingles are enough to cover 1 square of roof 100 square feet which can weigh anywhere from 180 to 240 pounds.
Yet if you do the math and compare asphalt shingles over metal roofing asphalt can weigh 5 lbs.
Aluminum shingles 45.
Here is a list of sample roofing material weights per 100 square feet.
Pounds per square foot lb ft 2 pounds per square 100 sq.
Weight of roofing materials.
Asphalt shingles 3 tab or strip 1 95 lbs.
A bundle of three tab asphalt shingles weighs between 60 and 80 pounds but this may vary depending on the quality and type of shingle.
The weight of roofing constructions above the truss rafter may be estimated with the calculator below.
Something much more reliable.
None asphalt roll roofing 1 1 lb m ft 2 5 4 kg m 2 asphalt shingle or asphalt fiberglass composite shingle 2 7 lb m ft 2 13 2 kg m 2.
A 12 inches metal roofing panel weighs for about 10 lbs.
Per square foot a 4 12 lbs.
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.
These are the weights of typical actual products.