Tool O Determine Roof Size

With an online roofing calculator you will usually be able to drill down a bit deeper in order to see a fine grained cost breakout on a sq ft basis.

Tool o determine roof size.

Google earth pro was the paid version of google earth it used to. Using this tool will be very helpful for you in finding out the acreage or the tract of land of your property. As you add points the area will be updated below and converted into acres square feet meter kilometers and miles. Given pitch and a horizontal area measurement multiply the horizontal area by a correction factor corresponding to pitch provided in the table below to determine the actual area of the roof to be used in the roofing material calculator.

It will also give you the square footage of your roof and any other areas that you re wanting to estimate. If this distance measures 4 inches you have a 4 in 12 pitch. For help determining the area of a sloped roof see here. On a ladder beside the roof place the level a foot or so up the roof hold it level and measure from the 12 inch mark on the level s bottom straight down to the roof.

It will also show the perimeter of the shape. Continue to click along the outside edge of the shape you want to calculate the area of. Slope enter or select the slope of the common rafter. 1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.

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. 8 inches and you have an 8 in 12 pitch. 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. To calculate a shed roof select shed from the roof type dropdown list or click on the corresponding button on the toolbar to calculate a shed roof.

The first thing you need to do is download and install google earth pro. It will also give you the perimeter of the shape of the roof. After finding out your roof pitch angles you can use the calculator to perform the calculations for you instead of doing them manually. And even flat roofs usually have a little bit of a slope so you might want to use a roof pitch multiplier once you have your area figured out 1.

You can even embed this tool on a website that you own. The preview window displays a dimensioned side view of the shed roof. Simply input the surface area of the roof choose from one of the available options and you will get your first roofing estimate.