Making A Roof Valley

The open woven and closed cut methods are demonstrated.

Making a roof valley.

Get some of the flashing material that matches your valley flashing in metal and thickness. To secure the roof valley flashing nail it down carefully. Make metal roof valley clips cleats. Fold the top over the roof ridge and cut the bottom along the drip edge metal.

Bend one end of each strip over roughly 3 4 to 1 but do not hammer it tightly flat. Joining two roofs of different pitches blind valleys simplify framing. Then starting at the base of the. I begin the second side the side that will be cut by snapping a cutline 2 in.

Ensure ice and water protector has been installed along the valley first. The valley rafter is marked for a 12 in 17 pitch and then cut with a double bevel to fit into the ridge intersection. Typical valley flashing is 14 inches wide. With a clean valley you can lay down some peel and stick roofing membrane.

Only nail at the edges with only enough nails to. From the valley center. Measure the width of the sheet metal valley flashing. Start at the upper row of shingles at the upper end of the.

Plus cutting the closed cut valley shingles can happen after the rest of the roof is shingled. Position an extension ladder against the lower edge of the roof near the valley that is repaired. This video demonstrates the proper installation technique for installing roofing valleys. Cut some strips the dimensions are not critical maybe 3 4 to 1 1 2 wide x roughly 5 6 long.

With a closed cut valley there s no need to shingle the two roof planes at the same time. Where the porch roof extended over the shed roof we installed a 2x6 ridge that ran from the top of the.