Figuring Out Square Footage Of Roof

How to calculate square footage for rectangular round and bordered areas.

Figuring out square footage of roof.

Shingles and other roofing materials such as underlayment are typically measured in squares that are 10 feet long and 10 feet wide with each square measuring 100 square feet. As you begin to calculate various costs you will see that the cost is a result of the interplay of many different variables including roof area in terms of footage measurement of any roof extras like. 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. In cases where a roof has a complex shape such as in the image to the right measuring the dimensions and areas of each part of the roof to calculate total area will result in a more accurate measurement of area.

Measure the length and width in feet then multiply together to find the square footage. Multiply the number of roofing squares for a medium pitch roof by 1 12 to 1 25 or by 1 3 to 1 42 for a high pitch roof to get the square roof area. Things you will need steel tape measure. When calculating square footage for your roof always add at least 10 percent of the total to account for waste.

Enter measurements in us or metric units. 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. Calculate project cost based on price per square foot square yard or square meter. 1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.

Steep roofs measure your house at ground level then add in the roof s overhang for greater accuracy. To calculate the size of the roof you need to measure the size of the roof as if it were flat account for roof pitch calculate square footage and finally determine how many squares of material are required for the roof the calculator above can handle all of this simply enter the length width and pitch and it will determine the size of the roof in squares. Calculate square footage square meters square yardage and acres for home or construction project. Use our roof pitch calculator to find the pitch of your roof.

Multiply the footprint square footage by the multiplier for your roof pitch to find the actual square footage of the roof. Next find the square footage of the metal roofing panels you want to use. The best part of a roofing calculator is that it offers a free insight into the total cost of the replacement roof project on a sq ft basis.