If you re not sure how many bundles of shingles are on your roof you can also estimate shingle weight by the square.
Weight of one square of roofing shingles.
In other words if you buy 3 bundles of shingles this will cover one square which is 100 sq ft of area.
Assuming your roof is 6 squares in size this means you will need 18.
Architectural shingles are thicker and heavier than basic 3 tab shingles.
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.
Each bundle is a wrapped package of shingles with such a weight as to be lifted easily by a person.
On average one square of shingles typically weighs 150 to 240 lbs.
Bundle consistency is a huge part of the quality of the shingle as a lack of consistency of shingles can cause delays in projects.
Roof shingle weight calculator how much does a bundle of shingles weigh.
As previously mentioned the weight of shingles does vary by type and by manufacturer.
Weight of roofing materials.
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.
The weight of roofing constructions above the truss rafter may be estimated with the calculator below.
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.
1 bundle 50 to 80 pounds.
The thickest and most dense roofing shingles may weigh 320 to 400 lbs.
Shingles come in bundles which are about 1 3 of a roofing square.
These are the weights of typical actual products.
Sometimes this isn t the case.
A square of shingles is a standardized measurement used by contractors that applies to shingles of any size based on their ability to cover a certain area of roof.
Three bundles of shingles should equate to one square of the area of the roof.
Be wary of shingles that don t follow this rule of thumb.
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.
Pounds per square foot lb ft 2 pounds per square 100 sq.
Now this isn t the unit shingles come in no that d be too easy wouldn t it.
For regular shingles simply multiply the number of roofing squares by a factor of 3.
The most common is to have three bundles of shingles for a square of roof area.
Asphalt shingles 3 tab or strip 1 95 lbs.
Ft kilograms per square meter kg m 2 source.
Slate roof shingles weigh much more sometimes over 300 pounds per bundle.
A common rule of thumb is that the average roof holds at least 30 squares of shingles assuming there s only one layer.
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.