How To Find Square Feet Of A Roof

To conclude the example if your total roofing area is 17 300 square feet your waste allowance would be 17 300 x 1 1 730 square feet.

How to find square feet of a roof.

This nominal square footage amount is then multiplied by a factor associated with the roof s pitch. The total amount of roofing material you need is 17 300 1 730 19 030 square feet. The answer is the number of roofing squares for the roof. Calculate square feet meters yards and acres for flooring carpet or tiling projects.

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. You will need to express this size in terms of square feet. Calculate project cost based on price per square foot square yard or square meter. Because each 100 square feet of roof is one roofing square divide the total area from step 1 by 100.

The roof area for a hip end is the same as for a gable end the intersection is equivalent to a hip slightly conservative so there is usually no need to consider triangles when measuring a roof. Multiply the square footage of your roof by 1 to get the 10 percent waste allowance. 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. Calculate square footage square meters square yardage and acres for home or construction project.

Convert the area to roofing squares. Your total number would be either 1 386 or 1 474 square feet. As an example if your overhang is 12 inches you ll add 2 feet to the overall length and 2 feet to the overall width of the house. A square simply refers to a 10 x 10 square of roofing.

1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square. Enter measurements in us or metric units. How to estimate roofing materials. This is simply 100 square feet of roof.

The first step in a free roofing estimate is measuring the roof dimensions. For instance if the roof is 1550 square feet then it is 16 squares. How to calculate square footage for rectangular round and bordered areas. For example 40 feet x 30 feet 1 200 square feet next multiply the area by your roof s pitch.

The calculator cannot account for complex shapes based on a measurement of square footage alone. 1 200 x 1 05 1 260 square feet to allow for hips ridges and waste add 10 of your final number for a gable roof and 17 of your final number for a cottage roof. 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. Roof pitches in degrees.