Pre-Engineered Wood Frame Building Systems

Materials & Options

Other Types of Roofing

Grandrib 3 - 26 Gauge

Grandrib 3 – 26 Gauge is an identical profile to the Grandrib 3 Plus roofing/siding. The panel is rolled from 26 gauge coil and finished with the Enduracote premium coating system. Grandrib 3 – 26 Gauge panels are available in 10 colors and acrylic coated Galvalume

Panel Specifications:

  • Bare Steel – 26 gauge
  • The same heavy duty zinc protective coating combined with the identical Enduracote paint finish as the highly regarded Grandrib 3 PLUS system provides unequaled corrosion resistance and paint performance.
  • UL 2218 Class A Hail Impact Resistance
  • UL 790 Class A Fire Resistance Rating
  • Anti-Siphon Sidelap – Designed for excellent weather tightness

Mighti-Rib PBR

Mighti-Rib PBR is the panel of choice for low roof pitch and long roof run applications. The panel is designed with 1 ½” high rib @ 12” o/c spacing to handle larger and/or slower moving volumes of rain water draining from the roof.

Mighti-Rib PBR is available in 8 colors and plain galvalume. Trims for the Mighti-Rib panel are available in 26 gauge if desired or a more economical option of 29 gauge.

Panel Specifications:

  • Bare Steel – 26 gauge full hard (80,000 PSI) bare steel
  • Galvalume protective coating
  • Backer Coat – Full off-white colored backer for consistent finish inside the building
  • Top Coat – Siliconized Polyester paint finish
  • UL 580 Uplift test rating
  • UL 2218 Class A Hail Impact Resistance
  • UL 790 Class A Fire Resistance Rating