The Purlin Mill


Learn more about The Purlin Mill and our available products.

The Purlin Mill opened for business in January 2008

20+ colors including metallic colors.

We use a non – skinning butyl sealant which is pumped into the female rib of the roofing panel. It forms a 3/16″ bead of sealant equivalent to the length of each panel. When the panels are interlocked it creates a water and air tight seal between panels.

A horizontal structural member in the roof that supports the loads from the roof panels and are supported by the building rafters.

A horizontal structural member in the wall that provides lateral support to the wall panels of your building.

Purlins are generally manufactured in two profiles. Those being Z purlins and C purlins. These purlin styles get their names from their shapes you see when looking at the end of the bars

A roofing panel with concealed fasteners, where the roofing is fastened to the purlin with small clips. The clips are fastened to the purlin with screws and are clipped to your panel. Standing Seam roof systems will often outlast other types of roofing.

Purlins are specific to the roof. Girts are used on the walls.

Standard sizes are 4″ x 2 1/2″, 6″ x 2 1/2″, 8″ x 2 1/2″, 10″ x 3″, 12″ x 3″, 14″ x 3″.
Custom sizes are 4″ through 14″ web. 2″ to 5″ flange, please inquire.

16ga, 14ga and 12ga for structural sections. 24ga and 22ga for our SSR-218 roofing panel.

45′. Please inquire if longer lengths are required?

65′. Please inquire if longer lengths are required?

Our standard hole size is 5/8″ x 11/16″. This allows for faster erection of thickness when lapping Zees. Many other hole sizes are available.

A structural member located at the eave of a building that supports roof and wall panels.