You might notice that we changed between units e g.
1 bag of roof shingles sq feet.
A square is equal to 100 square feet and will cost anywhere between 100 and 1 800.
Density is in pounds per cubic feet and volume is given in cubic yards.
Three tab asphaltshingles weigh 50 80 pounds per bundle.
As a rule of thumb there are 3 bundles to a square assuming that you are using three tab strip shingles.
The square footage of a roof is normally measured in squares of 100 feet.
One bundle of shingles covers approximately 33 square feet of roof depending on the size and weight of the shingles.
However shingles are packaged in a way that they are light enough for the average person to carry around.
Each square will need three bundles of shingles to cover it.
Shingles are sold in bundles that will cover a certain square footage of your roof usually 33 3 square feet.
A square of shingles is the number of shingles needed to cover 100 sq feet of roof area.
Architectural asphaltshingles weigh 65 80 pounds per bundle.
Each plywood sheet is 4 x 8 feet or 32 square feet which coincidentally is almost exactly equivalent to the coverage of one bundle of traditional three tab shingles.
Homeowners will need about 200 square feet of coverage which costs around 350 with most homeowners spending between 300 and 400 for smaller project.
A bundle is around 1 3 of a square and costs an average of 30 to 600.
On the low end asphalt averages 100 and 150 per square while slate averages about 1 200.
If it s a re roof project and you have access to the original paperwork from the last shingle installation that may be useful in showing the roof area.
The weight of a bundle of shingles depends on the type of material you re dealing with.
Asphalt shingles range in price from about 25 per bundle for a standard 3 tab style to around 50 75 or more for an upgraded architectural style.
The calculator does the following conversions for you.
The average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square.
Find the total square footage of your roof by multiplying the width by the length and then divide that number by 100 and you will get the number of squares you need to cover.
Typically it takes three bundles of standard sized standard weight shingles to cover 100 square feet of roof surface.
Since transportation is a major cost factor expect prices to vary by location.
1 ft 12 in 0 33 yd 30 48 cm 0 3048 m.