Use fasteners to attach the panel to the structure making sure that there is complete compression of the sealant.
How to do a valley on a metal roof.
An open valley relies on metal flashing for protection.
Some homeowners do not like the look of open valleys while others feel the metal accentuates the roof s shape particularly if copper or painted flashing is used.
In this video we ll flash the valley.
Low slope roofs slope less than 3 12 use tape sealant between the valley trim and the panel.
In a previous video we covered how to flash roof edges before shingling.
I have my valley custom made with water trough to help with leaking b.
The top joinery of both valleys when they meet on the same plane of roof is shown here.
How to seal metal roof valley.
Best practices for sealing the metal roof valley vary based on the slope of the roof.