How To Install Metal Roof Decking

Repair any rotted sections of plywood before installing the metal panels.

How to install metal roof decking.

Be sure the larger edge is laid so that the small edge of the next panel will overlap it. Sweep the plywood clean of all dirt and debris with a push broom. Screw the steel hex washer head screws into the tops of corrugated waves of tin roofing material to prevent leaking through screw holes at the bottoms of the waves when rain runs down the roof. Space the screws about 12 in 30 cm apart.

Fit the side drip edges over the roofing felt while the bottom drip edges should be fit under. 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. For exposed fasteners avoid over tightening the fastener. Cover the roof of the shed with roofing felt making sure the strips overlap at least 2.

Secure the tar paper to the plywood sheets with roofing staples. Inspect the plywood for damaged areas. Place the first screw. 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. In this video i cover measuring the roof figuring the metal th. Here are 10 options we love. Install the roofing screws vertically along each rib in the panel.

In addition cut a 12 piece for the top ridge. These roofs are usually easy to install over a deck or patio just make sure you re not breaking any local building codes. Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are. Attach 3 by 3 foot sheets of tin to each section of the frame using 1 inch steel hex washer head screws and a cordless drill.