Lay one and two tab shingles as you near the valley so full size shingles will run across the valley.
How to roof a house with a valley.
Masterrib is a 36 wide 5 r.
Shingle the other side of the valley the same way.
To secure the roof valley flashing nail it down carefully.
The valley rafter is marked for a 12 in 17 pitch and then cut with a double bevel to fit into the ridge intersection.
Ensure ice and water protector has been installed along the valley first.
Install self stick underlayment under the metal flashing.
Roll on the felt paper.
I mark the shingle where the valley center crosses the top edge and i mark the roof at the top outside corner of the shingle.
Roof one side of the valley running the shingles across it.
Use roofing nails spaced 12 inches 30 cm apart extending 1 4 inch 6 5 mm to 3 8 inch 1 cm beyond the edge of the roof over the felt paper.
To start each course drive a.
How to roof a house cover the roof with felt paper.
Only nail at the edges with only enough nails to.
If you need more than one flashing in.
Mount drip molding around the perimeter of the roof.
Stop nailing 6 inches from the center.
Then starting at the base of the.
Just simple 3d animated digital instructions on how to install a valley on a masterrib panel roof.
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.
Fold the top of the flashing over the ridge and nail it off every ten inches or so along the outer edge of the flashing now this valley will carry water off the roof and away from the house.
Cover the roof above the underlayment with roofing felt paper.
To splice the pieces add roofing cement to the lower piece and install the upper piece with at least a six inch overlap.