Roofing Installation Procedure

Unfortunately many roofing contractors do not check for missing nails during the removal old roofing material.

Roofing installation procedure.

Felt works just fine. Arrange the shingles so the ends and the tab notches do not lie directly above gaps in the shingle below. Speed is king in residential roof installation but it can come at the expense of quality. If the gaps lined up water could get directly onto the roof sheathing and then seep in through a nail hole.

Before you install metal roofing repair any damage to the wood under the shingles. For most applications 15 lb. Most roofing suppliers carry 15 lb. Roofing nails should be driven directly and vertically into the purlins to avoid sheet damaging.

Also wood sheeting needs to be inspected to make sure that it is attached to the roof rafters the right way. Roofing installation once the old roof has been removed and we have replaced any damaged plywood the next step is for us to lay down new roofing felt also called roofing paper or tar paper. Without taking steps to maintain quality the fastest roof is typically the one that will cost contractors the most stated guillaume bailly senior training manager canada for the gaf center for the advancement of roofing excellence care. Next use 1 inch nails to secure some metal edging to the perimeter of the roof.

Overlap at the end of the edge must be left for fascia. 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. Consult the guide for your shingle brand to determine the specific method of installation required to preserve the warranty. Then cover the entire roof with a layer of insulation and secure it with a staple gun.

Install shingles from the lower left corner working to the right and also working up the roof slope. Most metal shingles will be attached to the roof using metal shingle clips but metal roofing shingle installation can be system specific. This should be done according to the wind direction. Always overlap the slim lap over over lap the fat lap under lap.

They install new shingles without re nailing the old wood decking after the new shingles are installed you might be impressed at the sight of the whole structure but after. Felt doesn t tear as easily so it s safer to walk on when you re working on steeper pitches.