How To Apply Rolled Roofing On A Flat Roof

Rolled roofing goes down quickly.

How to apply rolled roofing on a flat roof.

Align the length of roll roofing with the lowest edge of the flat roof and flush to the side edge of the roof. Visit your local hardware store and ask for enough rolled roofing to fit the area of your roof. 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. How to install roll roofing on flat or pitched roofs how to install roll roofing on a flat or pitched roof with your own hands.

Pull back 6 inches of the release paper in order to position the start of the roofing sheet accurately. Unlike shingles which apply one by one you can roll out a square of mineral surface rolled roof within minutes. 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. The roofing should overhang the eaves by inch except where you install drip edge flashing on top of the roofing along the rake edge.

Smooth down the sheet with your hand to adhere the roll roofing to the roof deck. Roll out the first sheet and ensure that it lies flat and even. Install drip edge flashings roofing felt and wsu if needed. 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.

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. Set it in a bed of roofing cement smooth out any creases and drive nails near the edges. Hammered down rolled roofing should not be used on flat roofs though as this will lead to leaks. If possible install roll roofing over a smooth plywood deck either perpendicular or parallel to the slope.

You can install metal valley flashing but it is common to simply apply an 18 inch wide strip of roll roofing instead. Installation tips and guides. Attach drip edge along the edge of the roof with roofing cement.