How To Apply Rolled Roofing On A Flat Roof

Install drip edge flashings roofing felt and wsu if needed.

How to apply rolled roofing on a flat roof.

You can install roll roofing on your own but it goes more smoothly with a helper so grab a friend and get started. Smooth down the sheet with your hand to adhere the roll roofing to the roof deck. Modern technologies have significantly improve the performance of bitumen roll materials to extend their service life of up to 15 25 years and made them more universal. Hammered down rolled roofing should not be used on flat roofs though as this will lead to leaks.

Installation tips and guides. Roll out the first sheet and ensure that it lies flat and even. Visit your local hardware store and ask for enough rolled roofing to fit the area of your roof. Pull back 6 inches of the release paper in order to position the start of the roofing sheet accurately.

Attach drip edge along the edge of the roof with roofing cement. The roofing should overhang the eaves by inch except where you install drip edge flashing on top of the roofing along the rake edge. If the job must be done anyway store the rolls in a warm place prior to application or unroll and cut them into strips no longer than 18 feet and let them lie on the roof until they are flat. Align the length of roll roofing with the lowest edge of the flat roof and flush to the side edge of the roof.

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. Unlike shingles which apply one by one you can roll out a square of mineral surface rolled roof within minutes. Rolled roofing is easy to transport. Apply about two inches worth of cement under either side to seal the roofing down and then nail it down making sure it still stays flat and even as you go.

Set it in a bed of roofing cement smooth out any creases and drive nails near the edges. You can install metal valley flashing but it is common to simply apply an 18 inch wide strip of roll roofing instead. Roll roofing a small flat roof with greg zanis weatherwatch this quality gaf leak barrier helps keep water out of the most vulnerable areas of your roof inc.