Weight of roofing materials.
Weight of one square of roofing shingles.
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 common rule of thumb is that the average roof holds at least 30 squares of shingles assuming there s only one layer.
Architectural shingles are thicker and heavier than basic 3 tab shingles.
On average one square of shingles typically weighs 150 to 240 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.
As previously mentioned the weight of shingles does vary by type and by manufacturer.
Shingles come in bundles which are about 1 3 of a roofing square.
These are the weights of typical actual products.
Slate roof shingles weigh much more sometimes over 300 pounds per bundle.
Now this isn t the unit shingles come in no that d be too easy wouldn t it.
Asphalt shingles 3 tab or strip 1 95 lbs.
Shingles and roofing shingles are the building block of many roof styles as contractors attach them to plywood sheathing to protect the roof from the elements.
Assuming your roof is 6 squares in size this means you will need 18.
The weight of roofing constructions above the truss rafter may be estimated with the calculator below.
Bundle consistency is a huge part of the quality of the shingle as a lack of consistency of shingles can cause delays in projects.
Pounds per square foot lb ft 2 pounds per square 100 sq.
Sometimes this isn t the case.
Each bundle is a wrapped package of shingles with such a weight as to be lifted easily by a person.
The weights of other actual products of the same type may vary.
Ft kilograms per square meter kg m 2 source.
So our theoretical 1000 square foot roof that s a pretty big house which is 10 roofing squares comes up to about 30 bundles of shingles.
The thickest and most dense roofing shingles may weigh 320 to 400 lbs.
For regular shingles simply multiply the number of roofing squares by a factor of 3.
1 bundle 50 to 80 pounds.
The most common is to have three bundles of shingles for a square of roof area.
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.
Most home improvement contractors use the following as a guideline.
Be wary of shingles that don t follow this rule of thumb.
If you re not sure how many bundles of shingles are on your roof you can also estimate shingle weight by the square.
1 square 150 to 240 pounds.
Roof shingle weight calculator how much does a bundle of shingles weigh.