How To Put Up Corragated Roofing

Using galvanized nails attach the moldings.

How to put up corragated roofing.

Metal roofing is also available in the form of shingles. Ideally the wood beams will be located every 2 feet or 6 feet apart for steel beams. Buy the metal panels. Next pre drill holes on the end and side ridges of the panels spacing the holes 6 to 8 inches apart.

Install the panel so that the short lip overlaps the large lip. Place it at one bottom corner allowing an overhang of two inches on each edge. 2 corrugated metal roof installation instructions. The process can be time consuming but with a nail gun it s significantly quicker.

Insert about 20 nails into the humps of the ridges spread equally throughout the panel. Use the rounded molding strips on the vertical rafters and the corrugated ones on the horizontal cross braces. Attach the moldings using galvanized nails to prevent rusting in case of any leaks. Continue adding panels until the roof is covered.

Step 4 line up the second sheet overlapping the first by one ridge and install it in the same manner. Continue this process until all the panels are safely affixed to the ceiling. Complete the first row. Beginning at the outside edge of your roof place each panel directly onto the purlins that are attached to the roof trusses.

For a secure and attractive finish you should use molding strips on top of the rafters. Screw the new panel in place as described. The silicone will spread and adhere creating a seal. Drill the screws into the corrugated metal panels onto the beams every 12 inches.

Be sure before you fasten the roofing itself however that you lay down closure strips underneath where the screws will go. Use the corrugated molding strips on the horizontal cross braces and the rounded ones on the vertical rafters. You may need to cut panels to fit angles using a circular saw with a metal saw blade. This will prevent leaks that lead to rusting.

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. Lay and secure the first metal panel. Finish the first side of the roof. The corrugation should run up the roof toward the ridge.

Drill a hole in the top corner on the valley of the corrugation not on the ridge.