This video is to show you how to avoid the common mistake when installing 3 tab shingles no one of the roofers i have seen on you tube show you a video of t.

Three tab roofing instructions. Each flashing should overlap the one below by at least 75 mm 3 but not be visible below the shingle top lap. Attach and align shingles to attach a 3 tab shingle align it with the layout line and drive nails 1 2 inch above the cutout slots including the half slots at each side. One square package is equal to 100 square feet of roof. Imbed each step flashing in a 75 mm 3 wide application of asphaltic plastic cement and nail in place.

Cut full three tab shingles into three 12 x 12 13 1 4 x 13 1 8 metric hip ridge shingles. If cutting three tabs for hip ridge shingles adhere to the following instructions. You will simply need to add up the total square footage of your roof and divide it by 100. Step 1 do the math before you go out and purchase your 3 tab shingles you will first need to figure out how many of them you will need.

Use 4 nails per shingle placed 6 1 8 above the butt edge 1 and 13 in. Apply ridge only after hips have been applied beginning on end of ridge opposite prevailing wind direction. Roofing contractor jack viera demonstrates installing three tab asphalt roof shingles. If the gaps lined up water could get directly onto the roof sheathing and then seep in through a nail hole.

Included below is a copy of iko s nailing instructions found on each package of iko three tab shingles. If you are using a power nailer drive nails by squeezing the trigger and bouncing the nailer s tip onto the shingle. There are two simple rules to follow. 2 malarkey 3 tab shingle installation instructions 2 4 overlap depending on product full width sheets roof deck eave metal single layer of specified underlayment rake metal installed on top of underlayment figure 1 application of field underlayment on roof slopes 4 12 and greater non ice dam regions roof slopes 2 12 up to 4 12.

Start hips at the eave and work up to ridge. Arrange the shingles so the ends and the tab notches do not lie directly above gaps in the shingle below.

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