Working at heights on a roof presents fall hazard risks and.
Asphalt shingle roof installation instructions.
Of the shingle tabs where the bottom edge of the tab meets the top of the cutout.
With one or two helpers you ll be able to shingle a 1 500 square foot roof in about two days.
Using your staple gun secure the felt to the roof.
Overlap each row at least 3 to 4 inches.
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Use sticky back ice and water shield as underlayment where ice dams or leaf and twig dams are likely to build up and at.
Apply 1 spots of asphalt roofing cement under each corner and at about 12 to 13 in from each edge.
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How to install asphalt shingles 1.
Once this course is laid you can begin snapping horizontal chalk lines up the roof to ensure straight rows.
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Start by laying asphalt felt or other underlayment over the roof.
If you live in an area with inclement weather you should consider using a special ice and water protector.
Tear off the old shingles.
Roof shingle installation instructions.
Install drip edge and install 9 cant strips of roll roofing material along the rake and eaves edges gable ends and lower roof edge such that the roofing strip overhangs the roof deck by 1 4 to 3 8.
Prepare roof edges cant strips.
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Asphalt shingles are an effective roof covering material for sloped roofs that can be successfully used on slopes as low as 2 12.
Install new flashing metal.
Step one in any roofing project is always safety first.
Use six nails and four spots of asphalt roofing cement for every full shingle for every full shingle as shown below.
Before you begin make sure you re comfortable measuring laying out a job driving nails and cutting with a knife.
Nail the roofing strips parallel to the roof edge set in 1 and 8 from the roof edge with nails spaced 4 o c.
Use four roofing nails per shingle as indicated on package instructions six nails in high wind areas.
Make sure to expose 5 in.
With respect to shingle application roof slopes from 2 12 to less than 4 12 18 5 are called low slope roofs while roof slopes of 4 12 or greater are called normal or standard slopes.
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.
Understand the physics of how a sloped shingle roof works.
Asphalt roofing cement should meet astm d 4586 type ii.
Prep the roof by installing underlayment drip edge and valley flashing as needed.
