How To Install A Garage Roof

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How to install a garage roof. Use metal flashing around vents or chimneys that might protrude through the garage roof. To install corrugated roofing start by cutting your panels to length with an angle grinder. Roof sheathing is a lot more than just flat panels onto which shingles are attached. Install the second course just like the first using the guidelines on the underlayment to get the correct overlap.

Ask this old house general contractor tom silva reveals the best ways to secure shingles to a roof. Beginning at the outside edge of your roof place each panel directly onto the purlins that are attached to the roof trusses. How to install roof sheathing. C 30 pieces of 2 4 lumber 97 1 4 14 pieces 6 1 2 rafters d 14 pieces of 3 4 tongue and groove plywood sheets 4 8 decking.

If needed add roofing cement to seal the edges of the flashing. Don t forget to add a vapor retarder to your garage roof insulation installation. At the peak of the roof change the direction of shingles. The roof s sheathing helps to keep the roof trusses or rafters properly spaced.

When an ice dam forms on a roof usually caused by poor attic insulation ventilation ice and water can work their way up under the shingles and leak back into the house. This helps prevent garage floor condensation and water logging on the sheathing and wood trusses. In order to build a garage roof you need to use the following. Step 5 finishing the job.

See below for a shopping list tools and steps subscr. A 13 pieces of 2 4 lumber 144 long bottom rafters. Make sure that the materials you buy for your insulation are in compliance with the local construction rules and regulations and follow the fire codes. By following the 10 simple instructions below you will be able to install a corrugated metal roof on your garage or shed.

Also strong winds can blow rainwater under shingles. Next pre drill holes on the end and side ridges of the panels spacing the holes 6 to 8 inches apart.