How To Finish A Roof Valley

Weaving a shingle valley by dunn contracting 727 410 5717 james dunn.

How to finish a roof valley.

Others start with a 3 inch wide. The valley rafter is marked for a 12 in 17 pitch and then cut with a double bevel to fit into the ridge intersection. Start at the bottom side of the gable and overlap the sections of drip edge a few inches as you work your way up the roof see figure a. Install synthetic roofing.

How to do it determine cuts. Ensure ice and water protector has been installed along the valley first. Fold the top over the roof ridge and cut the bottom along the drip edge metal. With sheet metal protecting the lower layer of shingles the shingles on top are cut back to the line right.

On the common rafters the plumb cut is marked with a framing square for a 12 in 12 pitch 45 and cut square i e no bevel. Then starting at the base of the. To secure the roof valley flashing nail it down carefully. Some roofers cut the shingles parallel to the flashing s center ridge.

Use a tin snips to cut the drip edge to size. At the low end of the valley the subfascias of the two roofs are mitered with a block filling in the roof framing. Only nail at the edges with only enough nails to. The cut edge then is sealed with roof cement.

Snipping off the corners of. First clean the debris out of the valley including sawdust nails and whatever else is in there. Weaving a shingle valley by dunn contracting 727 410 5717 james dunn. Roof installation how to shingle a valley hd by roofrepair101 more about roofing at.

Sheathing blocking is added along the valley and the sheathing pieced in for both roof planes. Install the drip edge on the gable ends of the roof after you finish installing your underlayment. With a clean valley you can lay down some peel and stick roofing membrane. I finish the cut edge with a double bead of roof cement the same as for the open metal valley.

The top joinery of both valleys when they meet on the same plane of roof is shown here. Nail it every couple of feet. When all the shingles are installed to the guide line the cutline is resnapped left.