Steel Roof Valley Installation

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Steel roof valley installation.

Fold the top over the roof ridge and cut the bottom along the drip edge metal. Cut corners and apply cement dub cut the top layer shingles see step 4 in open metal valley above. Also apply cement to attach the top layer shingles to each other see steps 5 and 6 in open metal valley above. Add the metal panels.

Low slope roofs slope less than 3 12 use tape sealant between the valley trim and the panel. Just simple 3d animated digital instructions on how to install a valley on a masterrib panel roof. Apply two beads of roofing cement to attach the top layer shingles to the bottom layer shingles. The top joinery of both valleys when they meet on the same plane of roof is shown here.

Best practices for sealing the metal roof valley vary based on the slope of the roof. Then install a non corrosive metal valley flashing of 24 minimum width lap successive sheets of metal flashing a minimum of 12 inches and seal laps. With a clean valley you can lay down some peel and stick roofing membrane. How to seal metal roof valley.

How to install a valley on a vicwest metal roof. Take your first sheet of metal and place it on the roof so that it overhangs the edge at least 3 4 in 1 9 cm. Always begin working at the point with the longest peak to eave distance. Be sure the larger edge is laid so that the small edge of the next panel will overlap it.

Take care the first piece is aligned precisely perpendicular square to the edge. Apply an approximately 3 inch width of asphalt roofing cement along the sides of flashing and embed shingles in mastic. Cut the panels from the ground instead of on the roof to avoid damaging the roof with the debris. Masterrib is a 36 wide 5 r.

I have my valley custom made with water trough to help with leaking b. Install the roofing screws vertically along each rib in the panel. Applicable for ultravic supervic 7 8 corrugated barnmaster diamond rib double.