For an affordable roof option, consider roll roofing.

This material is very easy to install and only requires basic carpentry skills.

Richard Johnson

For a practical solution when appearance isn’t as important, consider installing rolled roofing.

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This product is made of materials similar to composition shingles but generally isn’t as durable.

Be sure to check the warranty, which may be for only one year.

If you install roll roofing using the double-coverage method, it will last longer.

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Roll roofing is often installed over bare wood sheathing or sheathing that’s been painted with a primer.

Installingrolled roofing feltfirst will better protect the sheathing against condensation and leaking.

If theroof is sloped, you could use the exposed-nail method.

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For a slightly sloped roof, use the concealed-nail method shown.

Prepare the roof by tearing off the old shingles or by preparing for a reroof.

Since this is the least difficult roofing material to install, only basic carpentry skills are needed.

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The nails should be about 1 inch from the edges.

For extra protection, add a 3-foot-wide strip on top of the 18-incher.

Spread Roofing Cement

Plan so that no two butt joints are closer than2 feet apart.

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Seal Vents

To seal aplumbing vent, spread roofing cement around the pipe.

Cut a hole in a piece of roofing about 2 feet wide and slip it over the pipe.

The piece should overlap the lower course by at least 4 inches.

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Cut a hole in the roll roofing and slip it over as well.

Embed both roofing pieces in cement.

For added protection, add a boot flashing.

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Overlap the Valley

Work from one side roof past the center of a valley by 2 feet.

Use a trowel to spread roofing cement over half or more of the strips.

Then, set the first course in the cement so it overhangs by about 14 inch.

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Nail only its top edge (the part bare of mineral coating).

Coat the top edge with a 4- to 6-inch-wide layer of roofing cement and apply the following courses similarly.

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