If your roof is flat or has no more than a 3 in 12 pitch you can calculate its total square footage by simply multiplying the length by the width.
How many square feet is my house roof.
Because each 100 square feet of roof is one.
Convert the area to roofing squares.
How to estimate roofing materials.
For instance if the roof is 1550 square feet then it is 16 squares.
Add the square footage for all the planes together.
The result is the total square footage of your roof.
For instance a 7 12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches.
The first of which is that you don t even have to go up on the roof.
A square simply refers to a 10 x 10 square of roofing.
If the house has an irregular shape measure each part separately figure the separate areas and add them together.
Outside of the u s a degree angle is typically used.
Roof pitch is a determining factor for cost of the roof as well as the roof area and the type of materials used.
The average roof is 3 000 square feet or around 30 squares.
3698 sq ft with predominant 10 12 pitch.
Roofing material is estimated by the square which is equal to 100 square feet.
You will need to express this size in terms of square feet.
This can make it even safer to do your measuring and it also removes a level of guessing to your calculation.
Check that your footage measurements are within this range so you can start off on the right foot.
Measuring the square feet of the roof along with knowledge of local rainstorms is invaluable when making decisions like these.
Steep roofs measure your house at ground level then add in the roof s overhang for greater accuracy.
This is simply 100 square feet of roof.
There are many great benefits to using google earth to measure your roof but nothing is as good as using diy s satellite roof measurement.
Ultimately changes to either your downspout or your gutters could help solve overflowing problems.
A final and important consideration.
If for example the total square footage for the examples used so far would be 14 400 the rectangular plane plus 900 the triangle plus 2 000 the irregular shape 17 300 square feet.
To find the squares divide the overall roof area by 100 and then round up.
According to your calculator my actual square feet of house is 4807 5 numbers of squares needed is 53.
Next you will need to use a roofing materials calculator.