Asphalt roofing shingles simply rely on the force of gravity to shed water from rain or snow melt.
Flashing asphalt shingle roof.
This will help determine how the shingles will lay on the roof width.
This article discusses best roofing practices for the installation of asphalt roof shingles including installation temperature shingle sealing methods shingle course offsets asphalt shingle nailing location and specifications low slope and steep slope limits for asphalt shingles and roof flashing at building eaves and around skylights.
Let owens corning help you determine when it is time for a new roof and then let us help you choose the shingles for your roof that are right for you.
Tear off roof remove existing roofing material roof paper vent jacks and flashing and gutters if needed.
Open valleys have metal flashing to protect this critical area of the roof.
Gibraltar drip edge flashing can be used with asphalt shingles or metal roofing panels.
We can even help you find a professional to install it.
Understand the physics of how a sloped shingle roof works.
The extra kick at the bottom of the face directs run off away from the structure.
Felt paper also called tar paper or builder s paper helps shed water that gets under the shingles protects the asphalt shingles from the resins in the wood decking increases a roof s fire rating and helps keep your house dry if it rains during the job.
Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer.
Owens corning produces high quality asphalt coating asphalt sealants and adhesives for asphalt shingles.
Measure the length of a shingle as it lies across the roof.
Cement a sheet metal flashing apron over the upper edge of the chimney flange before laying shingles over it and cement another flashing apron over the lower half.
This drip edge flashing provides protection from water damage along the eaves and rake of a roof.
Most asphalt shingles are 3 feet 91 4 centimeters in length.
Then cover the lower apron on each cemented side layer of flashing that tucks under the top apron using asphalt roofing cement.
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Sweep area clean of all nails staples.
If your roof s width is not an even multiple of the shingle s length you will have a partial piece on one end of each row.
Most roofing suppliers carry 15 lb.
If the roof shingles and all accessory roof components are arranged and overlapped with this in mind the roof should successfully shed water.
The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.
While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately.
