Standing Seam Metal Roof Flashing Details

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 metal roof flashing details.

Locate round penetrations centrally in the panel seal with butyl tape beneath base. At the gable edge use a gable or sidewall flashing. Colonial seam continuous standing seam metal roof panel with an integral seam. The trim and roofing sheet should be fastened every 12 to 24 inches along the gable edge.

To provide a drip edge allow an overhang of 1 to 2 inches at the eave. The panels can be roll formed at the job site or at your local roofing materials supply warehouse. There are four basic standing seam metal roof panel styles. Endwall details for standing seam endwall option 1 using counter flashing panel goes down first then the z channel and then the endwall flashing then the counter flashing and finally the tube sealant.

Other flashings include gable trim which runs up the sloped ends of the roof and drip edge or eave trim. Detail of pipe flashing through a standing seam metal roof click on image to see larger version use unitized epdm rubber pipe flashings black preferred with stainless steel draw band. Clipless one piece positive locking standing seam panel that provides a timeless roof appearance. The copper roofing laps the valley flashing a minimum of 6 and is folded and locked into a continuous copper locking strip.

Standing seam panels offer sleek lines that create a modern look. Panels should be installed with a fixed end and a free end. Double lock seam symmetrical seam one piece snap lock interlock and two piece snap lock interlock. The continuous locking strip is soldered to the valley flashing.

Panel endwall flashing counter flashing butyl tape or tube sealant. Then fillet with one part polyurethane. This will keep weather out prevent lifting in high winds and provide a neat finished appearance. Standing seam consists of sheet metal roofing panels joined side by side and attached to the roofing deck with concealed fasteners.

A typical standing seam panel can be approximately 12 16 and 19 inches wide. Mbci manufactures quality standing seam metal roofing panels that are lightweight and last up to 60 years. This manner allows for expansion and contraction to be controlled uniformly at one end of the roof.