Standing Seam Metal Roof Construction Details

Following on from our introduction to standing seam zinc roofing design the team at elzinc look at three typical roof build ups for standing seam zinc roof construction don t forget to subscribe to receive the other posts in this series.

Standing seam metal roof construction details.

Standing seam roofing is available in either acrylic coated or galvalume or several different colors low gloss paint systems on the finish side with primer and washcoat on the reverse side. 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. Clipless one piece positive locking standing seam panel that provides a timeless roof appearance. Aluminum roofing and siding sheets are rollformed from hard ened tempered metal for maximum strength.

These pans run parallel to the slope of the roof and are joined to adjacent pans with double locked standing seams. If a sheet must be bent a gentle 90 degree bend is the maximum recommended. Standing seam metal roof panels centria s standing seam metal roofs deliver clean sleek lines with a minimum of exposed fasteners for a unique aesthetic effect. Standing seam consists of sheet metal roofing panels joined side by side and attached to the roofing deck with concealed fasteners.

The panels can be roll formed at the job site or at your local roofing materials supply warehouse. It s also described as having raised seams or vertical legs that rise above the level of the panel s flat area. Standing seam trays are not self supporting and require a fully or almost fully supporting substrate against which they rest. Standing seam roofing is composed of preformed or field formed pans usually between 14 to 18 inches wide when finished.

This metal roofing system from mbci is one of the most durable and weather tight roof systems available in the industry. Standing seam metal roofing is defined as a concealed fastener metal panel system that features vertical legs and a broad flat area between the two legs. Metal should not be re bent once it has been formed nor should it be folded back on itself. The recommended dimensions should be specified from the table below.

Supporting the zinc roof. Many details in a standing seam metal roof have folds or hemmed edges that conceal the cut edge of the metal. A typical standing seam panel can be approximately 12 16 and 19 inches wide. Corrosion will happen at some point in the lifetime of the roof.

Its concealed fastener design ensures that the fasteners aren t exposed to the elements which could cause them to fail over time. Standing seam metal roofing is a concealed fastener roofing system which features vertical or trapezoidal legs with a flat space in between. A contractor can minimize the appearance of edge creep by using lap flashing hemming exposed edges when possible or using a paint pen on visible cut edges.