How To Attach Rolled Roofing

How to do it attach first course.

How to attach rolled roofing.

One msr roofing roll is usually about 36 feet long by 36 inches wide. Overlap the next strip of roofing material with the first by at least 4 inches. How to install roll roofing on low slope roofs. Step 4 trim any roofing that extends beyond the edge of the roof.

Make sure the roofing material is laying flat with no bumps or wrinkles attach the upper edge with the large head. To lay the rolled material on the parapets cut a piece of the desired length then mechanically attach it to the top edge of the parapet then glued to the base fabric fusing. Make sure the rolled roofing is parallel to the eve of the roof. For laying the material in the corners internal and external it must be cut as a larger sheet and then to be stuck overlapped.

Once the first row is done add approximately two inches of cement to the top of the first row to secure the second row of roofing. The nails should start 3 4 inch from the edges of the roofing and be 6 inches apart throughout the roofing s surface. This will help to protect the subsurface. Extend the front edge of the drip edge so it runs off the roof and into the.

Step 6nail the first course match the overhang to the overhang of the starter strip 1 4 to 3 8 from the drip edge. Valleys will be open so flash them before hand with metal or two layers of roll roofing the first an 18 inch wide strip and the second 36 inches wide. Install the first strip upside down. Position the first course so it overhangs the drip edges by about 1 4 inch and roll it out a.

So in terms of quantity a roofing roll is about the size of one composite shingle square. Clean the roof with a broom to remove any debris. Plan so that no two butt joints are closer than 2 feet from each other. Use a 6 inch swath of roofing cement to attach the ends of your strips of roll roofing to the roof itself.

Nail down the 18 inch roll roofing sheet that it is covering the valley. Check the sheathing for any nails or screws that may be. Attach drip edge along the edge of the roof with roofing cement. 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.

Enlist the help of one or two helpers to handle the long strips. Rolled roofing or roll roofing also known as msr comes in rolls of 100 square feet. Continue to attach the material with nails every 3 inches.