Install Rolled Roofing Flat Roof

All materials even the nails are inexpensive.

Install rolled roofing flat roof.

3 take a roll of 18 inch wide roofing and use it to cover the length of the valley. Rolled roofing goes down quickly. This product is the best way of covering low incline roofs. 10 easy steps for diy rolled roofing installation 1 spend some time cleaning the roof before beginning a rolled roofing installation project.

If the roof is sloped you can use the exposed nail method. The first layer should cover the roof as far as the chalk line. As you place the rolled roofing down stretch it to get rid of wrinkles and creasing. Install roll roofing measure 35 inches up from the eaves at several intervals along the roof and mark them.

Push the rolled roofing down into the wet cement to secure it to the roof. Roll roofing is often installed over bare wood sheathing or sheathing that has been painted with a primer. Nail it in place with roofing nails that penetrate at least 3 4 inch into. Prepare a valley between joined roofs by cutting a strip that is 18 inches wide and covers the entire length of the valley.

Do not use the eaves as a guide instead because they can be uneven. Pull back 6 inches of the release paper in order to position the start of the roofing sheet accurately. Rolled roofing is the least expensive roofing material even compared to low cost composite shingles. Smooth down the sheet with your hand to adhere the roll roofing to the roof deck.

Place the top edge of the roofing along the chalk line. Snap a chalk line as a guide for the first layer roofing. Applying roofing felt first will better protect the sheathing against condensation as well as against leaking. Hammered down rolled roofing should not be used on flat roofs though as this will lead to leaks.

2 like any other roof project you should start this one by addressing the valleys. For a slightly sloped roof use the concealed nail method shown. Place the first layer of rolled roofing on the roof. Roll out and cut roll roofing to cover the length of the roof.