How To Install A Garage Roof

To install corrugated roofing start by cutting your panels to length with an angle grinder.

How to install a garage roof.

This helps prevent garage floor condensation and water logging on the sheathing and wood trusses. Don t forget to add a vapor retarder to your garage roof insulation installation. 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. The roof s sheathing helps to keep the roof trusses or rafters properly spaced.

See below for a shopping list tools and steps subscr. Corrugated metal roof installation instructions. Install the second course just like the first using the guidelines on the underlayment to get the correct overlap. Step 5 finishing the job.

How to install roof sheathing. If needed add roofing cement to seal the edges of the flashing. Next pre drill holes on the end and side ridges of the panels spacing the holes 6 to 8 inches apart. B 2 pieces of 2 4 lumber 36 1 4 1 piece of 2 6 lumber 260 top ridge.

Use metal flashing around vents or chimneys that might protrude through the garage roof. Without getting up on the roof itself you can get the measurements simply by measuring the length and width of the roof and then multiply these. 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. Beginning at the outside edge of your roof place each panel directly onto the purlins that are attached to the roof trusses.

At the peak of the roof change the direction of shingles. Roof sheathing is a lot more than just flat panels onto which shingles are attached. Ask this old house general contractor tom silva reveals the best ways to secure shingles to a roof. Also strong winds can blow rainwater under shingles.

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. Continue around the roof one row at a time from bottom to top.