The term roofing square and roof pitch are the most commonly used terms in the roofing industry.
One square of roof shingles.
A square is the number of shingles it would take to cover 100 square feet of roof area with each row of shingles covering the tabs of the layer below it.
Find the total square footage of your roof by multiplying the width by the length and then divide that number by 100 and you will get the number of squares you need to cover.
If shingles get trimmed at the edge bottom or top of a roof three bundles would cover less than one square.
Each plywood sheet is 4 x 8 feet or 32 square feet which coincidentally is almost exactly equivalent to the coverage of one bundle of traditional three tab shingles.
10 feet x 10 feet 100 square feet or 1 roofing square.
Thus a 40 square job would actually dictate 132 bundles including an extra 12 bundles for trimming allowance.
Refresh your home s curb appeal by replacing your roof shingles.
Roofing square explained what is a roofing square.
Each square will need three bundles of shingles to cover it.
Owens corning trudefinition weatherguard hp32 8 sq ft driftwood laminated architectural roof shingles.
How to install roof shingles.
The owens corning website notes that it is common to add 10 percent to an estimate for shingles to allow for trimming.
One roofing square is equal to 100 square feet.
If it s a re roof project and you have access to the original paperwork from the last shingle installation that may be useful in showing the roof area.
Instead a square is a term of measurement all its own.
1 roofing square 100 square feet it does not matter how you arrive at 100 square feet.
Leakbarrier self adhering quick roll shingle starter 33 33 linear feet click to add item leakbarrier self adhering quick roll shingle starter 33 33 linear feet to the compare list compare click to add item leakbarrier self adhering quick roll shingle starter 33 33 linear feet to the compare list.
A solar shingle roof costs 2 200 per square or 730 per bundle.
Per bundle 14 pieces by gaf 45 34 bundle.
Woodland woodberry brown designer laminated architectural shingles 25 sq.
This technology resembles standard roofing material but performs like solar panels generating power from the sun.
So in a sense we re talking about square feet but using this unit makes it easier to calculate the footage or required materials and cost of a roofing project.