What Is 1.5″ Type B Roof Deck?

1.5″ Type B Roof Deck stands as the most commonly identified and specified profile among metal roof decking options. Distinguished by its wide rib pattern, this profile is engineered to provide a tough structural platform for various roofing materials and insulation systems. It’s also known as B Deck, 1.5B, Wide Ribbed Roof Deck, and WR Deck.

Profile spec graphic | Oates Metal Deck
1.5″ Type B Roof Deck is Available in:
  • Gauges: 22, 20, 18, 16
  • Finishes: Galvanized G60, Galvanized G90, Prime Painted Gray or White
  • Cover Width: 36″
  • Side Lap Connections: Nested, Interlocking
  • Other Variations: 1.5B Cellular Deck, 1.5B Acoustical Deck
  • View Installation Instructions
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