Roofing Installation Procedure

Always overlap the slim lap over over lap the fat lap under lap.

Roofing installation procedure.

Then cover the entire roof with a layer of insulation and secure it with a staple gun. If the gaps lined up water could get directly onto the roof sheathing and then seep in through a nail hole. Roofing nails should be driven directly and vertically into the purlins to avoid sheet damaging. Overlap at the end of the edge must be left for fascia.

Unfortunately many roofing contractors do not check for missing nails during the removal old roofing material. 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. 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. Consult the guide for your shingle brand to determine the specific method of installation required to preserve the warranty.

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. Felt if you plan to leave the paper exposed for more than a couple of days because it wrinkles less then 15 lb. Arrange the shingles so the ends and the tab notches do not lie directly above gaps in the shingle below. Once you ve done that add your metal roofing panels beginning at the longest peak to.

Felt works just fine. Felt doesn t tear as easily so it s safer to walk on when you re working on steeper pitches. For most applications 15 lb. Also wood sheeting needs to be inspected to make sure that it is attached to the roof rafters the right way.

This should be done according to the wind direction. Install shingles from the lower left corner working to the right and also working up the roof slope. 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. Speed is king in residential roof installation but it can come at the expense of quality.

Next use 1 inch nails to secure some metal edging to the perimeter of the roof. Most roofing suppliers carry 15 lb.