How To Install Dimensional Shingle Roof

Weave and cut the valley on the highest side of the roof.

How to install dimensional shingle roof. Nail down the shingles as you go along. Roofers break roofs into squares when measuring for shingles. Nail metal flashing called drip edge along the bottom edge of the roof deck near the gutters. 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.

Use sticky back ice and water shield as underlayment where ice dams or leaf and twig dams are likely to build up and at. 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. 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 it.

Measure your roof to determine the number of shingle bundles and felt rolls also known as underlayment needed to cover the roof. Install new flashing metal. The chalk line is your guide to where you will position the shingles on your roof. If you live in an area with inclement weather you should consider using a special ice and water protector.

Lay the next row of shingles directly on top of the first row making the row two tiles thick. Place a whole shingle next to this one making sure to nail each shingle to the roof before placing the next. Using your staple gun secure the felt to the roof. 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. Overlap each row at least 3 to 4 inches. Start by laying asphalt felt or other underlayment over the roof. Start by overlapping a starter from both sides of the valley at the bottom.

If you have vents or chimneys you ll also need to lay flashing around these areas as well. Shingle the area from the center of the valley to the chalk lines first. After you ve laid the roofing felt on the rest of your roof using roofing cement and nails at the edges mark the. Then your first shingle goes on the side you are going to cut.

The next one goes on the low side. Mark a chalk on subsequent roof layers upward.