How To Starter Course Shingles Over Existing 3 Tab Roof

To make your own use the flat solid part of the shingles and a heavy duty utility knife to cut pieces that are approximately 5 inches wide.

How to starter course shingles over existing 3 tab roof.

The first shingle should be centered over the line that you marked with chalk. Their tab slots should not line up with the tab slots of the starter course if there are any. Do not penetrate the shingles with the hammer. Many arizona homeowners with shingle roofs do decide to roof over their existing shingles because.

When roofing over your existing shingles can be a good idea. Rip cut the shingles for the first course so they butt up against the third course of existing shingles and are even with the front edge of the starter course. Place the top of each starter shingle firmly against. Continue this until the first row of shingles is complete.

Nail the shingles just above the tab slots. This process starts with a 5 inch starter strip fit along the eaves and set against the second course of existing shingles see figure 2 16. Drive a nail at one end first then drive the others. Why installing new shingles over old shingles can be good.

Cut and install shingles rip cut the shingles for the first course so they butt up against the third course of existing shingles and are even with the front edge of the starter course. If laying three tab shingles over three tab shingles it is important to nest the new shingles against the old to create a flat surface as friedman elaborates just below. Secure the shingle with nails one inch from each corner. The first row of shingles should overhang the drip edge of the roof.

Around an inch should do. Each shingle will require around 4 nails underneath the tar line and about half an inch under where the next shingle will overlap. Using four roofing nails or up to six in high wind areas secure the starter shingle to the surface of the roof. You can save.

Continuing with the starter shingles. Butt the edges together instead of overlapping them. Let s start with the good. Their tab slots should not line up with the tab slots of the starter course if there are any.

The shingle should also hang about a quarter of an inch over the roof edge. After the first shingle has been placed on the roof set the second starter shingle next to it. Lay more shingles on the sides of the roof so that they overlap the start shingles. When you should tear off your roof and start from scratch instead.

The next shingle should be placed and secured beside the first one. If you are using a power nailer drive nails by squeezing the trigger and bouncing the nailer s tip onto the shingle.