Estimate Roof Shingles Needed

To estimate the correct amount of materials and accessories needed for the job follow the steps below.

Estimate roof shingles needed. For example you will need to figure out the exact number of shingles required to cover the entire roof area. 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. How to calculate roof shingles needed. 1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square.

This free roofing calculator estimates the area of a roof and the amount of materials required to replace or build said roof. Our calculator will help you estimate the amount of roofing shingles needed for your project plus the cost of materials and accessories. For high wind areas use 6 nails per shingle or 480 nails per square. Measure your roof accurately use a measuring tape preferably 50 or 100 feet long and get exact ground dimensions of your house.

Estimate how many roofing nails you ll need. When you are replacing your roof you need to calculate the number of roof shingles you need. You will also need 5 nails for each starter shingle. The most common type of shingle called a three tab or strip shingle is generally packaged three bundles per square.

A square of shingles is the quantity needed to cover 100 sq. At 4 nails per field shingle that s about 320 nails per square. Simply enter your roof dimensions and roof type such as gable or hip and approximate roof pitch. Roof shingles are sold by both the bundle and by the square.

Place the end hook of the tape on the corner and run it all the way to the opposite corner of the house. High wind areas and other types of shingles may need more. Once you know this number you can estimate the final price of the materials. Thus a key element in your project will be the roofing material calculator and more specifically the roof shingle calculator.

So in the gable roof example above you would need 240 squares of underlayment. How to calculate the amount of roof shingles you need. For a new roof you will also need the same amount of underlayment. Keep in mind that a drip edge will be needed to protect the edge of the roof from rot vents and other materials such as flashing or caulk.

Explore a number of housing related calculators as well as hundreds of other calculators covering topics such as finance math health fitness and more. Underlayment usually comes in rolls of 4 squares each. How shingle quantities are measured.