It does not matter how you arrive at 100 square feet.
How roof square.
Roofs that are out of square can make the slots between shingle tabs look cockeyed.
Depending whether the roof area is measured horizontally possibly from a drawing or photograph a correction factor is necessary to determine the actual area of the roof.
1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.
To determine if a roof is square.
2 000 100 20.
When covering the roof with plywood or metal sheets it s necessary to fit the materials to the rafters exactly.
Feet then you will have 20 squares.
If your roof measures 48 feet 15 m x 24 feet 7 3 m multiplying its length by its width would give you a square footage of 1 152 square feet 107 0 m 2.
When framing a roof whether metal shingled or shaked it must be square.
To accurately calculate the area of your roof you must first determine its slope or pitch.
A square roof is one in which all the corners are constructed at 90 angles.
If your roof is 2 000 sq.
Get the square footage of roof and divide it by 100 and it will give the number of squares you need and for every decimal number over 3 buy a bundle to achieve the amount of material.
Roofing pitch for square roof area finally the more complex part measuring your roof s pitch.
The term roofing square and roof pitch are the most commonly used terms in the roofing industry.
A roof s pitch is determined by how much it rises vertically for every foot it runs horizontally.
Also roofing and siding are a commodity now days so even if you are off by a few sq.
What is a roofing square.
10 feet x 10 feet 100 square feet or 1 roofing square 5 feet x 20 feet 100 square feet or 1 roofing square 2 feet x 50 feet 100 square feet or 1 roofing square.
During the initial evaluation of a roofing job you checked the roof at a few points to determine how many shingles to order but you may not have checked whether the roof is square.
The answer is the number of roofing squares for the roof.
Cecil venturella march 3.
Estimate or calculate the pitch of your roof low medium or high.
Because each 100 square feet of roof is one roofing square divide the total area from step 1 by 100.
Thus a moderate 6 in 12 roof pitch means that the roof rises 6 inches vertically for every 12 horizontal inches it runs.
1 roofing square 100 square feet.
Feet it is fine.
If its pitch is 6 in 12 a pitch multiplier of 1 12 multiplying 1 152 sq ft 107 0 m 2 by 1 12 would give you an overall square footage of 1 290 square feet 120 m 2.
Essentially it is 100 square feet or a 10 10 block.
