Before you go out and purchase your 3 tab shingles you will first need to figure out how many of them you will need.
How to staqple 3 tab roofing.
Continue tearing off the shingles and underlayment until you reach the roof jacks then start over at the top of the roof.
Lastly multiply this number by 3 and you will know how many packs you need to buy.
Add the areas of each section together.
Align and install the 2 tab shingle aligned with the next 5 inch higher chalk line.
Make sure to keep nails out of the tar strip as you work.
Horizontally end nails will be covered by up to about 1 2 of a tab of the shingle s above.
Row 7 begins with a full 3 tab shingle.
Bring a trash can up on the roof so you have a place to throw old shingles and flashing.
Since it takes 3 bundles of shingles to cover a square plan to purchase 3 bundles for each square.
If the nails in shingle b are too high.
Push the shingles down to the roof jacks.
Starting at the racked shingles fill in the courses.
Begin row 4 with a shingle cut in half 1 and tabs and complete that row.
Complete the row with 3 tab shingles.
Begin row 5 with the 1 tab shingle and row 6 with the 1 2 tab shingle.
In areas with high winds it is common to drive two nails above each cutout line.
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.
Hammer in one nail about 2 inches from each end of each shingle and another nail about 1 inch above each cutout.
Next remove old shingles and flashing.
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Align the 3 tab shingles with the horizontal lines and nail them in place.
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Remove shingles in a 2 to 3 ft wide section as you work down the roof.
One square package is equal to 100 square feet of roof.
You will simply need to add up the total square footage of your roof and divide it by 100.
The shingles will roll up like a ball in front of the fork.
If the nails in shingle a are in the correct location if shingle a is lifted by strong winds the bond area between shingle a and b is protected since shingle a will flex below this point.
Wood shakes minimum 3 4 sheathing wood shakes nail type minimum length.