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.
Roof shingle flashing details.
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.
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While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately.
Roofing cad details.
Cad details document name pdf dwg download all cad construction details 37 1 mb 3 4 mb mc01 identification of roof areas 694 kb 167 kb mc01a single layer underlayment 678 kb 302 kb mc01b double layer underlayment 711 kb 322 kb mc02 vent pipe flashing 626 kb 349 kb mc03 valley.
Our photo illustrates several details of roof drip edge eaves flashing and gable end flashing at an asphalt shingle re roof job we documented in dutchess county new york.
Step flashing protects the gap where roofs meet walls by weaving into the roof shingles.
Open valleys have metal flashing to protect this critical area of the roof.
100 dan road canton ma 02021 phone 1 800 451 2504 sales 1 800 576 2358.
Points to the white aluminum drip edge installed at the lower roof edge.
We can even help you find a professional to install it.
Drip edge metal valley flashing dormer chimney and kickout flashing are types of roof flashing that shed water away from the connections between roofs walls.
The flashing shall be a minimum of 4 inches 102 mm high and 4 inches 102 mm wide.
The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.
From left to right.
At the end of the vertical sidewall the step flashing shall be turned out in a manner that directs water away from the wall and onto the roof and or gutter while this is a nice diagram of how these flashings work don t forget our 5 th design rule.
3 12 flashing large roof penetrations 17 3 13 flashing small roof penetrations 19 3 14 expansion 20 3 15 standard roof flashings 21 3 16 non standard roof flashings cappings 24 3 17 box gutters 25 3 18 barge gutters and capping 26 4 0 typical wall flashings 27 4 1 cladding orientation 27 4 2 walling profile running horizontally 27.
Any modifications or changes to the certainteed drawings are the sole responsibility of the roof consultant architect designer or builder and certainteed assumes no responsibility or liability for any such modifications or changes.
Owens corning produces high quality asphalt coating asphalt sealants and adhesives for asphalt shingles.
