How To Install An Asphalt Roof

Install new flashing metal.

How to install an asphalt roof.

Nail the roofing strips parallel to the roof edge set in 1 and 8 from the roof edge with nails spaced 4 o c. Understand the physics of how a sloped shingle roof works. Working at heights on a roof presents fall hazard risks and. Asphalt shingles have a nailing line a line of sealant material intended to bond with the next row of shingles.

Asphalt roofing shingles simply rely on the force of. Step one in any roofing project is always safety first. Take measurements measure the length and width of the roof surface and calculate the footage that needs to be. See below for a shopping list tools and steps subscr.

Ask this old house general contractor tom silva reveals the best ways to secure shingles to a roof. Use sticky back ice and water shield as underlayment where ice dams or leaf and twig dams are likely to build up and at. Prepare roof edges cant strips. In a standing seam roof long single panels run vertically all the way from the eave to the ridge.

Start by laying asphalt felt or other underlayment over the roof. Install drip edge and install 9 cant strips of roll roofing material along the rake and eaves edges gable ends and lower roof edge such that the roofing strip overhangs the roof deck by 1 4 to 3 8. Nail metal flashing called drip edge along the bottom edge of the roof deck near the gutters. How to install asphalt shingles 1.

At a minimum asphalt shingles can be attached with just four nails for each shingle but if installing in an area prone to high winds six nails should be used for each shingle. The washer under the screw head should seal to the surface of the panel without bulging or shifting. Using your staple gun secure the felt to the roof. Removing the old roofing shingle remove the old roof s shingles and repair any damages sections of the roof.

Overlap each row at least 3 to 4 inches. Secure the screws but do not overtighten. If you want to install steel over asphalt your best choice for installing metal roofing is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel. How to install asphalt roof shingles step 1.