Installing Rolled Roofing Over Rolled Roofing

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.

Installing rolled roofing over rolled roofing.

Add a second piece of full width roll roofing over the first. One msr roofing roll is usually about 36 feet long by 36 inches wide. Roll roofing is a good choice for covering an existing roof. An underlayment of felt roofing is optional.

Nail the roofing in place with short roofing nails spaced 6 inches apart and 1 inch in from the outer edges of the roll roofing. The roofing should overhang the eaves by inch except where you install drip edge flashing on top of the roofing along the rake edge. Besides creating extra weight for your house to support installing rolled roofing over an existing roof reduces the lifetime of the new roof and existing leaks may reappear. Rolled roofing or roll roofing also known as msr comes in rolls of 100 square feet.

Cut a hole in a piece of roofing about 2 feet wide and slip it over the pipe. To seal a plumbing vent spread roofing cement around the pipe. Visit your local hardware store and ask for enough rolled roofing to fit the area of your roof. Measure 35 inches up from the eaves at several intervals along the roof and mark them.

Rolled roofing is easy to obtain and can be found at all home improvement stores. You will need 1 10 gallon of lap not mastic cement for every roll and 2 pounds of roofing nails for every square. It has a life expectancy of anywhere from six to 10 years but it s fairly inexpensive. Roll roofing is a lightweight roofing material that s sold in a large roll.

Embed both roofing pieces in cement. Cut a hole in the roll roofing and slip it over as well. Snap a chalk line as a guide for the first layer roofing. Apply rolled roofing rolled roofing has become more and more popular in recent years.

Do not use the eaves as a guide instead because they can be uneven. So in terms of quantity a roofing roll is about the size of one composite shingle square. For added protection add a boot flashing. By using the chalk line as a guide this will ensure that the roll roofing is laid out in a pattern that will.