Installing New Shingles On A Roof

Asphalt roofing shingles simply rely on the force of.

Installing new shingles on a roof.

Overlap each row at least 3 to 4 inches. Install new flashing metal. Using the chalk line snap a line between the two marks to get a straight edge. That s also why building codes commonly limit re roofing to no more than two layers.

To start installing shingles line up aluminum drip edge flush with the edge of the roof and make a pencil line at the. Use sticky back ice and water shield as underlayment where ice dams or leaf and twig dams are likely to build up and at. Known in the trade as vertical racking or staggering this how to lay shingles method enables the roofer to install a single column of shingles all the way to the peak without the wasted back and forth motion necessary to fill several rows of stair steps. How to install asphalt shingles 1.

If you live in an area with inclement weather you should consider using a special ice and water protector. Installing new roof shingles over old effectively doubles the weight of the roofing so you have to make sure your roof structure can handle the extra load. Pull the drip edge down about a half inch from that line to. Nail metal flashing called drip edge along the bottom edge of the roof deck near the gutters.

Step one in any roofing project is always safety first. Installing roof shingles in 11 steps. Start by laying asphalt felt or other underlayment over the roof. Using your staple gun secure the felt to the roof.