Installing Metal Roof Over Sheathing

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.

Installing metal roof over sheathing.

Use your neoprene washer head screws to secure the metal to the sheathing. How to apply metal roofing over plywood step 1. Repair any rotted sections of plywood before installing the metal panels. In this video i cover measuring the roof figuring the metal th.

I d not install plastic on the sheathing because it s a vapor barrier. Moreover try to ensure that the screws are all aligned evenly. The asphalt in the felt paper is waterproof and does a great job of protecting the. The asphalt in the felt paper is waterproof and does a great job of protecting the untreated wood roof sheathing.

Most metal roof companies recommend installing felt paper on roof sheathing before you install the metal roofing. Try to space the screws about 12 inches apart down the entire piece of metal. Install the roofing screws vertically along each rib in the panel. Sweep the plywood clean of all dirt and debris with a push broom.

Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are. Space the screws about 12 in 30 cm apart. You will use metal roofing screws to secure the metal panels to the sheathing. 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. This is part 1 of a 6 part video series explaining how i installed a metal roof on my house. For exposed fasteners avoid over tightening the fastener.