Installing Metal Roof Over Sheathing

You will use metal roofing screws to secure the metal panels to the sheathing.

Installing metal roof over sheathing.

Use your neoprene washer head screws to secure the metal to the sheathing. Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are. Sweep the plywood clean of all dirt and debris with a push broom. I d not install plastic on the sheathing because it s a vapor barrier.

Space the screws about 12 in 30 cm apart. In this video i cover measuring the roof figuring the metal th. The asphalt in the felt paper is waterproof and does a great job of protecting the untreated wood roof sheathing. How to apply metal roofing over plywood step 1.

Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof. Moreover try to ensure that the screws are all aligned evenly. This is part 1 of a 6 part video series explaining how i installed a metal roof on my house. Inspect the plywood for damaged areas.

Most metal roof companies recommend installing felt paper on roof sheathing before you install the metal roofing. Remove all unused vents pipes and protrusions. And for any exposed fasteners try to avoid over tightening them. The asphalt in the felt paper is waterproof and does a great job of protecting the.

Place the first screw. Repair any rotted sections of plywood before installing the metal panels. For exposed fasteners avoid over tightening the fastener. Most metal roof companies recommend installing felt paper on roof sheathing before you install the metal roofing.