Installing Metal Roof Over Sheathing

Sweep the plywood clean of all dirt and debris with a push broom.

Installing metal roof over sheathing.

Most metal roof companies recommend installing felt paper on roof sheathing before you install the metal roofing. The asphalt in the felt paper is waterproof and does a great job of protecting the untreated wood roof sheathing. For exposed fasteners avoid over tightening the fastener. Install the roofing screws vertically along each rib in the panel.

Repair any rotted sections of plywood before installing the metal panels. How to apply metal roofing over plywood step 1. Most metal roof companies recommend installing felt paper on roof sheathing before you install the metal roofing. I d not install plastic on the sheathing because it s a vapor barrier.

Inspect the plywood for damaged areas. The asphalt in the felt paper is waterproof and does a great job of protecting the. Moreover try to ensure that the screws are all aligned evenly. Space the screws about 12 in 30 cm apart.

Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are. Place the first screw. Remove all unused vents pipes and protrusions. Try to space the screws about 12 inches apart down the entire piece of metal.

This is part 1 of a 6 part video series explaining how i installed a metal roof on my house. Use your neoprene washer head screws to secure the metal to the sheathing. And for any exposed fasteners try to avoid over tightening them. Be sure the larger edge is laid so that the small edge of the next panel will overlap it.