How To Seam Metal Roof

There are some opinions that standing seam metal roof minimum slope is 12 but it increases the possibility of leaking on the few first days of snow arrival.

How to seam metal roof.

The connecting point where the two separate metal panels meet forms a vertically pointed rib or a seam that is one inch to inch and a half high. Standing seam consists of sheet metal roofing panels joined side by side and attached to the roofing deck with concealed fasteners. Standing seam is the metal roof profile that has been gaining more popularity nowadays due to its clean and modern looks. Use polyurethane sealant between the z bar flashing and the metal roofing panel.

Secure the panels into the underlying material of the roof using metal fasteners or clips. Sweep the metal roofing sheets of all dirt and debris with a push broom. To create the seam like appearance of your roof raise the edges of the metal panels. Lay 6 inch wide butyl tape over all horizontally lapping end seams.

Position the tape with the release backing on the top side. 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. Apply sealant to the back side of the closure near the ribs and over the flanges to seal gaps. Install the roofing screws vertically along each rib in the panel.

Aligning the panels and. Using a crimping tool create a crease by folding the edges together. Repairing a metal roof seam with turbo poly seal is simple and it is a do it yourself p. On site rollforming of the metal coil to form panels appropriately spacing clips on the seam per the manufacturer s requirements fastening the clips down to the roof deck for snap lock systems.

Be sure the larger edge is laid so that the small edge of the next panel will overlap it. Peel back the. Lay 3 inch wide butyl tape. Place the first screw.

For standing seam it s much more complex and labor intensive and may include.