How To Install Dimensional Shingle Roof

Ask this old house general contractor tom silva reveals the best ways to secure shingles to a roof.

How to install dimensional shingle roof.

Nail metal flashing called drip edge along the bottom edge of the roof deck near the gutters. Then your first shingle goes on the side you are going to cut. Use sticky back ice and water shield as underlayment where ice dams or leaf and twig dams are likely to build up and at. If you live in an area with inclement weather you should consider using a special ice and water protector.

Using your staple gun secure the felt to the roof. Overlap each row at least 3 to 4 inches. Mark a chalk on subsequent roof layers upward. The chalk line is your guide to where you will position the shingles on your roof.

The next one goes on the low side. Measure your roof to determine the number of shingle bundles and felt rolls also known as underlayment needed to cover the roof. If you have vents or chimneys you ll also need to lay flashing around these areas as well. Before you install your first shingle use your utility knife to cut 6 inches off of the side then lay it on your roof allowing the architectural shingles to hang between 1 2 to 2 inches over the edge.

Place a whole shingle next to it. Install new flashing metal. Allow the roof shingles to overhang on the roof for about 1 8 inches. Start by laying asphalt felt or other underlayment over the roof.

See below for a shopping list tools and steps subscr. You want to lay the shingles from the bottom to the top of the valley. Step 5 apply dimensional shingles to the rest of the roof. Nail down the shingles as you go along.

Lay the next row of shingles directly on top of the first row making the row two tiles thick. When laying the shingles for the top row cut 6 inches 15 2 centimeters from the first shingle in the left corner of the roof using the utility knife. Roofers break roofs into squares when measuring for shingles. After you ve laid the roofing felt on the rest of your roof using roofing cement and nails at the edges mark the.

After that correctly positionthe first shingle and properly snap a line of chalk across the roof to mark the top layer of the shingles. Place a whole shingle next to this one making sure to nail each shingle to the roof before placing the next.