Each shingle will require around 4 nails underneath the tar line and about half an inch under where the next shingle will overlap.
How to lay 3 tab roofing shingles.
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Known in the trade as vertical racking or staggering this how to lay shingles method enables the roofer to install a single column of shingles all the way to the peak without the wasted back and forth motion necessary to fill several rows of stair steps.
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Whenever you are laying shingles it is always a good idea to go to the middle of the roof along the edge to begin with.
In all use four nails per 3 tab shingle.
Step 3 start line.
Around an inch should do.
This video focuses on laying 3 tab shingles on.
The first row of shingles should overhang the drip edge of the roof.
A chalk line will need to be popped going down the middle of the roof from the bottom to the top.
If you are using a power nailer drive nails by squeezing the trigger and bouncing the nailer s tip onto the shingle.
Bring a trash can up on the roof so you have a place to throw old shingles and flashing.
Add the areas of each section together.
Divide that number by 100 to get the correct number of squares.
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Also place a nail 2 inches from each end of the shingle in line with the other two.
Lastly multiply this number by 3 and you will know how many packs you need to buy.
Place nails in the three tab shingles about 3 4 inch 1 8 centimeters above the cutouts near where the tab meets the upper part of the shingle.
Many pros shingle in a vertical line up the roof because it s much faster.
Next remove old shingles and flashing.
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Drive a nail at one end first then drive the others.
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Lay more shingles on the sides of the roof so that they overlap the start shingles.
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From there you will need to lay down the start line for your shingles.
Video 12 install lp smart side panels part 2.
However make sure that you do not nail into the tar strip.