Measuring A Roof For Replacement

Thus in a simple style house you ll only have to click on the corners.

Measuring a roof for replacement.

If your roof is 5 000 square feet you will have 50 squares. Find the length and width of the building s exterior walls. So if you divide your answer of a product of length times height by two you will get the area of a triangle. First measure the length and width of each surface on the roof then multiply these values to get the square footage of that surface.

To sum it up each individual tab on a 3 tab shingle measures approximately 12 wide by 6 high. To find the pitch of your roof you ll first. Measure the length and width of each portion of the roof multiply length by width for each plane and add the planes together for the total square footage. Each square is 100 square feet.

If you re just replacing some old shingles you may not need to purchase underlayment. In the united states a run of 12 inches 1 foot is used and pitch is measured as the rise of the roof over 12 inches. 1 roof square 100 square feet. The first technique is referred to as the shingle count method which is used for estimating the measurements of all rectangular shaped sections of a roof.

Remember it doesn t have to be to scale or look pretty. A home s roof is measured in squares. Outline the roof at the points that are on the same level or elevation to ensure that you re getting an accurate calculation of your roofing measurements. Use a pitch.

Now either fax that to 480 768 1514 or put it in pdf format and e mail it to. L 30 feet h 12 feet 30 12 2 180 square feet. Roughly draw out your roof on a piece of paper. We need to know the roof pitch or the slope of the roof.

However this is a must if you re installing a new roof. The pitch is the steepness of the roof. The length l times the height h of a triangle is twice its area a2. Outside of the u s a degree angle is typically used.

Calculate the pitch of the roof. 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. You will need to express this size in terms of square feet. Make sure to document the number of chimneys skylights or other obstructions and include dormers in your measurements.

If you are replacing your entire roof you will need to purchase shingles in 50 squares to sufficiently cover your 5 000 square foot roof. The first step in a free roofing estimate is measuring the roof dimensions. It is often compared to slope but is not exactly the same. Step 1.

Stretch your tape measure along the walls from end to end. Measuring your roof from the ground 1.