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Trimdek COLORBOND® steel roofing sheet – durable 5-rib profile for strong, modern roofing and walling applications. •	“Modern home with Trimdek COLORBOND® roofing in a light grey finish – durable, stylish, and designed for Australia Trimdek Weight .48 bmt COLORBOND® Roofing Trimdek Sheets fixing diagram .48 bmt COLORBOND® Roofing Trimdek Sheets Trimdek Span Table

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Trimdek COLORBOND® Roofing Sheets .48 BMT

Trimdek® 0.48 BMT COLORBOND® roofing sheets are made from genuine BlueScope steel and designed for projects that need greater strength and longer spans than .42 BMT.

With bold trapezoidal ribs and subtle fluting, Trimdek delivers a clean, structured finish, excellent spanning capacity, and wider support spacings—ideal for builder-grade roofing and cladding.

The thicker 0.48 BMT base metal provides improved rigidity and recovery after loading, making it suitable for exposed conditions, low roof pitches (from 2°), and demanding residential, commercial, and industrial applications.

Custom cut-to-length and available in the full COLORBOND® colour range, Trimdek .48 BMT is the stronger, higher-performance choice where reliability matters.

  • ✅ Distinctive 5-rib profile for strength and contemporary appearance
  • ✅ Manufactured from genuine BlueScope COLORBOND® steel
  • ✅ Base Metal Thickness: .48 BMT – ideal for demanding applications
  • ✅ Custom cut-to-length (up to 8.0m) with +200mm / –0mm tolerance
  • ✅ Available in the full COLORBOND® colour range
  • ✅ Fast delivery across VIC, NSW, QLD, ACT & TAS

To order: Select your required length and colour above, then add to cart.

Proud supplier of genuine BlueScope COLORBOND steel

Product Features

  • Profile: Trimdek 5-rib roofing – bold, modern appearance with excellent spanning capacity
  • Base Metal Thickness: .48 BMT – engineered for strength and durability
  • Material: Genuine BlueScope COLORBOND® steel
  • Lengths: Custom cut-to-length up to 8.0m
  • Tolerance: +200mm / -0mm manufacturing allowance
  • Effective Coverage: 762mm (overall sheet width 820mm)
  • Minimum Roof Pitch: 2° - ideal for low-slope applications
  • Colours: Available in the full COLORBOND® colour range
  • Applications: Homes, sheds, garages, warehouses, and commercial projects
  • Warranty: Backed by BlueScope® steel warranty
  • Delivery: Fast turnaround, typically 3-7 business days across VIC, NSW, QLD, ACT & TAS

 

Delivery Information

  • Fast turnaround: Most orders delivered within 3-7 business days, depending on your location
  • Cut-to-order: Sheets are manufactured to your required length after ordering
  • Delivery coverage: Direct to site across Victoria, New South Wales, Queensland, ACT and Tasmania
  • Convenient ordering: Place your order online 24/7 for the fastest processing and dispatch

Trimdek® COLORBOND® Roofing Sheets – 0.48 BMT Strength

Trimdek® COLORBOND® roofing sheets in 0.48 BMT are designed for projects that demand added strength, longer spans, and superior performance in Australian conditions. Manufactured from genuine BlueScope COLORBOND® steel, this heavier gauge Trimdek profile is ideal for residential, commercial, and industrial roofing where durability and structural reliability matter.

The high-ribbed Trimdek® profile delivers excellent spanning capacity while maintaining a clean, modern appearance. Sheets are custom cut to length for your roof, reducing on-site waste and speeding up installation. With a wide range of COLORBOND® colours available, Trimdek® 0.48 BMT provides long-term corrosion resistance, colour stability, and a professional finish that lasts.

Order online for fast delivery across VIC, NSW, QLD, ACT and TAS, with confidence you’re receiving 100% Australian-made steel backed by the BlueScope warranty.

Why Choose 0.48 BMT Trimdek® Roofing?

The 0.48 BMT thickness offers increased strength compared to standard gauges, making it suitable for longer spans, higher wind zones, and applications where added rigidity is required. This makes Trimdek® 0.48 BMT a popular choice for sheds, garages, carports, commercial buildings, and modern architectural homes.

Trimdek® roofing sheets are roll-formed from COLORBOND® steel, which features a durable paint system over a corrosion-resistant steel substrate. This combination provides excellent resistance to peeling, cracking, and fading, even in harsh Australian climates.

When installed correctly, Trimdek® 0.48 BMT roofing integrates seamlessly with compatible flashings, gutters, downpipes, and fasteners to form a complete, weather-tight roofing system.

 

Trimdek® 0.48 BMT Roofing – Technical Information

Trimdek® COLORBOND® roofing sheets in 0.48 BMT are suitable for use in accordance with relevant Australian Standards and manufacturer installation guidelines. The increased base metal thickness improves load performance and resistance to movement, particularly in exposed or high-wind areas.

Sheets are custom manufactured to your required length, ensuring accurate fit and reduced installation time. Trimdek® is compatible with a wide range of roofing accessories, including ridge capping, barge capping, gutters, downpipes, and roofing fasteners designed for steel roofing systems.

For best performance and warranty compliance, Trimdek® roofing should be installed following BlueScope recommendations, including correct fixing patterns, roof pitch requirements, and compatible components.

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