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 line.
How to install metal hip roof.
We re going to install it using z trim and you have the option of using either pop rivets for a hidden fastener application or you can use stitch screws.
Space the screws about 12 in 30 cm apart.
This is a 6 12 pitch roof but a hip cap for a 6 12 is not going to be as tight as a ridge cap for a 6 12 so you wouldn t want to use your hip trim on the ridge cap.
Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are.
Use your neoprene washer head screws to secure the metal to the sheathing.
For exposed fasteners avoid over tightening the fastener.
Be sure the larger edge is laid so that the small edge of the next panel will overlap it.
Install the roofing screws vertically along each rib in the panel.
Learn more about the installation of hip caps by watching the short video or reading the transcript below.
Depending on the size of the roof most hip roofs will have 4 6 short jack rafters that are spaced out every 20 inches 51 cm between the hip rafters and the king common rafters.