How To Put Trim On Metal Roof

Use your neoprene washer head screws to secure the metal to the sheathing.

How to put trim on metal roof.

The cutting of the z trim is straight forward. Take care the first piece is aligned precisely perpendicular square to the edge. I m going to mark the z trim cut it and install it so that we can install the end wall trim using stitch screws. Additional screws should be placed 12 on face staggered from top screws.

You can see my pencil marks where i ve had it up on the roof and i ve made the measures to fit in between the panel and the gable trim. The metal siding will slide into the j trim so install the channel with the opening of the j facing the direction of the siding. Do you need to install eave or fascia for a metal roof. Lap screws should be placed 12 on center hitting the high seam of roofing corrugation.

Step 1 attach the j trim along the line that will form the upper edge of the metal siding. Flashing is metal trim that fits over joints where two sections of roof meet. Bend the flashing into a v shape to fit over the top roof ridge and the corners where the panels meet. The piece that s going to allow us to join the panels on the lower slope and the panels on the higher slope is the pitch transition flashing or the pitch change trim.

Step by step instructions for installation of gable and rake trim on an exposed fastener panel. Fasten gable trim with x inch metal to metal lap screws. Drive one 2 inch self tapping metal roofing screw through both sides of the metal ridge cap into the roofing material. Learn how to install gable and rake trim on a metal roof.

The flashing should overlap the edge of the roof by one inch to help direct water. Take your first sheet of metal and place it on the roof so that it overhangs the edge at least 3 4 in 1 9 cm. Space the screws about 12 in 30 cm apart down the entire piece of metal. Here is a short video showing how.

If you look here at the lower slope roof you can see that we ve already put panel on it and installed z trim as we have been doing elsewhere on this project. Each screw should be positioned 1 2 inch above the edge of the ridge cap and should be driven until the neoprene gasket on the screw begins to spread out from beneath the metal washer.