Rip the tops of the fascia boards to match the slope of your roof.
How to install roof valley boards.
Make sure the underlayment lies smooth before you nail the top edge.
Soup to nuts riley shows the proper way of installing a valley on a roof.
As you install roof shingles on the second roof plane you allow them to lap over the valley on top of the first shingles.
Additional eaves closure pieces and counter battens are not required and they create a close cut appearance.
Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof.
Set the angle of the circular saw blade to match the slope of your roof and run the saw along the top edge of each fascia board.
Dry fix valley troughs are mortar free providing hidden water gulleys at the roof valleys.
Protect the roof against ice dams and windblown rain with self stick ice and water.
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.
Project step by step 15 roll out the self stick underlayment.
Roof one side of the valley running the shingles across it.
Be sure the larger edge is laid so that the small edge of the next panel will overlap it.
Then pull off the.
Making the tops of your fascia boards the same angle as the roof allows you to easily place roofing material over them without creating bumps or ridges.
Soup to nuts riley shows the proper way of installing a valley on a roof.
Many roofers cut the shingles across because they say it s safer.
Apply an approximately 3 inch width of asphalt roofing cement along the sides of flashing and embed shingles in mastic.
Stop nailing 6 inches from the center.
It is essential to only use whole not cut shingles during this step.
Open valley troughs have been designed as an alternative to traditional lead troughs a safe and efficient way to collect rainwater run off.
In summary during the installation of a closed cut valley you install the first roof plane s shingles into the valley.
Peel off the bottom backing.
In this video i show you how i do the valleys on a shingle roof.
Roof installation how to shingle a valley hd by roofrepair101 more about roofing at.
Install an underlayment centered in the roof valley.
Place the first screw.
No one of this affirmat.
Stick on the underlayment.
