How To Apply Flashing With A Rolled Roof

There are three systems including glue down torch down and peel and stick.

How to apply flashing with a rolled roof.

Install an asphalt roll surface with polymer bituminous flashing on a low pitched but not flat roof. 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. How to install polymer bituminous flashing. Roll roofing is different.

Nail the roofing strips parallel to the roof edge set in 1 and 8 from the roof edge with nails spaced 4 o. You will need 1 10 gallon of lap not mastic cement for every roll and 2 pounds of roofing nails for every square. A typical roof has three layers a felt layer and two layers of overlapping shingles. To apply rolled roofing you ll need your roof measurements a broom chalk to mark lines a razor blade to cut the material roofing cement nails and a hammer to hold down the material.

Prepare roof edges cant strips. The roofing should overhang the eaves by inch except where you install drip edge flashing on top of the roofing along the rake edge. How to install roll roofing on low slope roofs. Roll roofing is made from the same asphalt composition material as shingles and it s easier to install.

Provide 6 inches of overlap under each side of the. 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.