How To Fit Roof Valley

Soup to nuts riley shows the proper way of installing a valley on a roof.

How to fit roof valley.

Ensure ice and water protector has been installed along the valley first. To secure the roof valley flashing nail it down carefully. Masterrib is a 36 wide 5 r. Unit run of the hip.

Keeping all of the crowns pointing up prevents waves from marring the finished roof. Pre drill the holes and use 10 by 2 in 25 4 by 5 1 cm screws with polycarbonate washers. Soup to nuts riley shows the proper way of installing a valley on a roof. Then starting at the base of the valley center your first piece of flashing in the valley.

No sales pitch or other fluff. How to shingle a valley with architectural shingles. Draw a diagonal line between 9 feet the run of the main roof on the tongue of the square and 7 feet 6 inches the secondary roof run on the blade. Tiles should be cut neatly to form the required open valley width and all cut pieces must be twice fixed by combination of nailing or screwing at the head and clipping at the tail.

Install synthetic roofing underlayment or. The valley rafter is marked for a 12 in 17 pitch and then cut with a double bevel to fit into the ridge intersection. Fold the top over the roof ridge and cut the bottom along the drip edge metal. Just simple 3d animated digital instructions on how to install a valley on a masterrib panel roof.

Because most framing lumber is not perfectly straight i check each piece and mark the crown before i start cutting the lumber into rafters. Snap a chalkline 2 to 3 inches past the valley center on the top layer of shingles. In a hip roof with equal pitches the unit run of a hip or valley rafter is 17 inches for every 12 inches of run in the main roof. Stop nailing 6 inches from the center.

Adjust the lap so that the last panel completes the coverage without making a cut lengthwise. Lay one and two tab shingles as you near the valley so full size shingles will run across the valley. Continue across the roof until it is completely covered lapping over the previous panel by at least 2 5 inches 6 4 cm minimum. Shingle the other side of the valley the same way.

With a clean valley you can lay down some peel and stick roofing membrane.