Next you will need to use a roofing materials calculator.
Roof roofing sq ft.
Assuming this is a hip roof we multiply this by 1 1 which gives us roughly 18 squares or 1 800 square feet of the roof surface.
Roofing material is estimated by the square which is equal to 100 square feet.
Estimate the pitch of the roof.
10 feet by 10 feet 100 square feet.
The answer is the number of roofing squares for the roof.
Using an international foot of exactly 0 3048 meters length.
For instance if the roof is 1550 square feet then it is 16 squares.
According to the united states census the average roof is 17 squares or about 1 700 square feet.
The average roof is 3 000 square feet or around 30 squares.
Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive.
This gives us a 3d roof area of 1 625 sq ft.
This free roofing calculator estimates the area of a roof and the amount of materials required to replace or build said roof.
All professional roofers use squares to measure and estimate roofs.
A square simply refers to a 10 x 10 square of roofing.
Explore a number of housing related calculators as well as hundreds of other calculators covering topics such as finance math health fitness and more.
To find the squares divide the overall roof area by 100 and then round up.
A square is equal to 100 square feet of the 3 dimensional roof surface.
Keep in mind that the average size of a roof is 1 700 square feet so your total will likely be 10 higher or lower than this figure.
If you are replacing your current roof add 125 to 500 per roofing square for old roof removal.
Roofing cost per square foot.
Steep roofs measure your house at ground level then add in the roof s overhang for greater accuracy.
The average residential roof size in the us is about 1 700 square feet or 17 squares although there are many larger homes with roofs that are twice as large.
1 ft x 1 ft.
Check that your footage measurements are within this range so you can start off on the right foot.
Link to your exact conversion.
For estimating purposes we also assume that there is a chimney a couple of dormers and two layers of old shingles that need to be torn off and removed before a new roof.
1 roofing square 9 290304 m 3.
Because each 100 square feet of roof is one roofing square divide the total area from step 1 by 100.
When calculating roofing costs per square asphalt shingles run from 350 and 500 per square metal or tin roofs costs 600 to 1 200 per square and concrete or clay costs between 1 200 and 1 800 per square.