Installing Roll Roofing And Flashing

Clean the roof with a broom to remove any debris.

Installing roll roofing and flashing.

Water can accumulate in the roofing or flashing on a flat roof causing ponding that will eventually result in rotted underlayment and a roof leak. Install a drip edge around the perimeter of the roof. How to install roll roofing on low slope roofs. However roll roofing does not look nearly as good as shingle or tile so it is typically only used on roofs that are not readily visible.

Lay it from the bottom of the roof to the top ensuring 4 inches of overlap at each base line. Step by step roll roofing installation 1. How to install polymer bituminous flashing. Starting a roof with tarpaper felt.

But it doesn t work that way. Install an asphalt roll surface with polymer bituminous flashing on a low pitched but not flat roof. Open valleys have metal flashing to protect this critical area of the roof. Things you ll need rolled roofing razor knife trowel brush hose measuring tape ladder roofing cement 1 inch 2 5 cm long roofing nails hammer chalk.

While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately. Attach drip edge along the edge of the roof with roofing cement. Nail around the flange every two inches. Cut a hole in the roof just large enough for the vent pipe and lay the strip into place.

Install drip edge flashings roofing felt and wsu if needed. It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing. The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak. Setting the roll and then nailing off.

Once even a small section of roofing cement fails you ll have a leak. Set it in a bed of roofing cement smooth out any creases and drive nails near the edges. Check the sheathing for any nails or screws that may be. This video walks through the very basic steps for installing tarpaper felt.

You can install metal valley flashing but it is common to simply apply an 18 inch wide strip of roll roofing instead. Then install metal vent flashing over the pipe coating the roofing with mastic first so that the metal flange is embedded in it completely. Provide 6 inches of overlap under each side of the flashing. Installing roll roofing is always an appealing option for homeowners because it is easy to install and much less expensive than other roofing.

Prepare a valley between joined roofs by cutting a strip that is 18 inches wide and covers the entire length of the. This aluminum flashing protects the edges of the roof sheathing.