The Supreme Choice for Builders and Architects 


Preferred by architects and builders, this is the ultimate in structural metal panel systems. SUPREMEMAX is a performance product, designed to be versatile and strong. This is the metal panel system you want when looking for the best in structural sheathing. With so many application options, it can be used from fascias and roofs to soffits and walls. Cannot be beat.



Product Features


• Professional, commercial and residential use
• 2-inch mechanical standing seam
• Heavy-gauge material
• Seam options at 90° or 180°
• Hidden fastener clip system
• More than 25 colors, plus custom
• Custom lengths
• Striated, pencil bead, ribbon bead, traditional flat seam available
• Free onsite production
• Warranties on materials and finishes up to 50 years



Product Specifications


  • Material: 22-, 24-, 26-gauge steel or .032, .040 aluminum

  • Slope: 2:12 or greater slope, site-specific available

  • Support: Wood deck 15/32-inches or greater plywood, steel deck, or open framing

  • Coverage: 14 inches or 18 inches

  • Finish: 70% PVDF (Kynar 500®), Tedlar® PVF film, mill-finished MaxAlúme

  • Sustainability: Energy Star® rated products available

  • Quality: Keystone Quality Assurance Program,
    Miami-Dade Quality Assurance Program



Product Testing


  • Uplift Resistance: UL 580, UL 1897, TAS 110, TAS 125

  • Wind-Driven Rain: TAS 100

  • Tensil Strength: ASTM E8

  • Fire Rating: UL 790

  • Accelerated Coating: ASTM G152

  • Salt Spray Coating: ASTM B117

  • Florida Building Code: Approved HVHZ/Non-HVHZ

  • Miami-Dade County: Product Control Approved

SUPREMEMAX Profile Card - Download pdf

SUPREMEMAX Installation Guide - Download pdf

SUPREMEMAX Product Approval