Plywood Roofing Panels

Given that the edges may swell with exposure to moisture you may prefer to use these larger panels to minimize the number of edges along the roof.

Plywood roofing panels.

Metal roofing is also available in the form of. Install the first metal panel on the low end of the roof square to the eave. Plywood is made with three or more layers of thin wood glued together with the grain alternating. The silicone will spread and adhere creating a seal.

Screw the new panel in place as described. Pressure treated plywood helps plywood stand up to the weather decay and insects. Tongue and groove plywood is designed so panels fit together quickly like a puzzle. This material separates the roofing from the substrate provides secondary weather protection and guides drainage down the side of the roof.

You may need to cut panels to fit angles using a circular saw with a metal saw blade. Secure the metal panel to the deck by drilling 1 1 2 inch galvanized metal screws through the peak of the rib in 12 inch to 16 inch intervals. Work toward the ridge. To secure it measure it roll it out over the plywood cut it to the dimensions of the roof with a roofing or utility knife and finally hammer it securely to the plywood with 1 2 inch roofing nails.

It is typically made in 4 by 8 foot sheets although longer panels are available for special purposes. When used for roofing plywood panels are covered and protected by a variety. Continue adding panels until the roof is covered. Overlap the edge of the roof by 1 inch.

The preservative process makes pressure treated plywood last long and is ideal for outdoor projects. Install the panel so that the short lip overlaps the large lip.