To estimate roofing materials start by finding the total square footage of the roof and divide the number by 100 to determine the number of squares in the roof.
Shingle roof material list.
The color of your selected shingle makes a difference as does the material type.
Nail each side of the cap shingle into the roof.
Roof pitch area multipliers.
We can even help you find a professional to install it.
How do i know how much to buy.
By the shingle above them.
Every shingle brand has its own nailing pattern requirement.
100 1 054 105 4ft 2.
This means measuring the surface area square footage and finding the slope to calculate the square footage multiply the roof s length by the roof s height.
Let owens corning help you determine when it is time for a new roof and then let us help you choose the shingles for your roof that are right for you.
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Liberty sbs self adhering cap sheet is a durable liberty sbs self adhering cap sheet is a durable modified bitumen membrane designed and manufactured to meet industry and code requirements.
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Ensure that each cap overlaps the one below it by 1 4 inch 7 cm.
The product is designed for use as a waterproofing membrane and is reinforced with a polyester mat which is coated with a polymer modified asphalt.
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For example a 4 12 pitch roof that is 100 square feet.
Next multiply the footprint of the roof by the multiplier below for your roof pitch to find the overall roof area.
Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer.
A cool roof may in general be lighter in color to help reflect heat away from the roof surface.
Place and nail the shingles from the bottom of the roof to the top.
The cap of each shingle should fall evenly in half over each side of the ridge.
Most shingles require four to six nails about 1 in.
In from each side and placed so they get covered at least 1 in.
However each type of roof shingle material also has different heat transfer properties that can affect how much heat is absorbed into the home.
The pitch of the roof is the rise over a 12 inch run.
The pitch of your roof and the wind conditions in your area also affect how many nails to use and where.
If you take this number and divide it by 100 that will give you the number of squares on your roof.
The first step to figuring out material estimates is to calculate the dimensions of your roof.