How To Install Corrugated Asphalt Roofing

Place a pencil mark on the roof s eave 48 inches from its rake using a tape measure to measure from the rake toward the center of the.

How to install corrugated asphalt roofing.

Dot the cement under and around the edge of the last ridge shingle where you removed the nail line. If you ve got a pergola attached to your house then you might want to give yourself some extra shelter and protection from the weather simply by installing. The washer under the screw head should seal to the surface of the panel without bulging or shifting. Place a second corrugated sheet next to the first with the ridge of the panel overlapping.

Nail at the four corners to the end of the ridge and always add a little dab of tar to cover the nail heads. Step 4 line up the second sheet overlapping the first by one ridge and install it in the same manner. This will help water flow down the roof without running the risk of leaks. Corrugated metal roofing can be a convenient and relatively affordable way to provide protection without the need to install metal shingles.

Install the roofing screws vertically along each rib in the panel. Finish at the ridge line. Place the first screw about 7 inches from the bottom and each subsequent screw about 18 to 24 inches apart along the vertical run. Next pre drill holes on the end and side ridges of the panels spacing the holes 6 to 8 inches apart.

Work toward the sides of the roof deck cutting panels to fit as necessary. For a more secure roof apply caulk sealant between the two overlapping sheets. Secure the screws but do not overtighten. Moreover a corrugated metal roof is highly durable and will last for decades.

Apply a heavy bead of asphalt cement. To install corrugated roofing start by cutting your panels to length with an angle grinder. Screw the second sheet through the first and into the framing. Beginning at the outside edge of your roof place each panel directly onto the purlins that are attached to the roof trusses.

Secure a chalk box s chalk line against the eave s pencil mark using either a 1 inch roofing nail or a helper. Secure the roofing into place as you did with the first row and continue working up the roof adding row by row until you reach the ridgeline. Line up the first panel at the bottom corner of the roof near the lip and hammer it in place with 3 inch metal roofing nails. When you decide to install corrugated metal roofing you just need to make sure that you have the right materials.