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colorbond-Matt-Trimdek-Roofing-profile-metal-online Trimdek Diagram •	“Modern home with Trimdek COLORBOND® roofing in a light grey finish – durable, stylish, and designed for Australia This image shows a modern black looking home in a matt colorbond. This image shows the spacing for installing Trimdek Sheets on walls and a roof Colorbond matt colour range 6 circles

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COLORBOND® MATT Trimdek Roofing & Wall Cladding Sheets

Order genuine COLORBOND® MATT Trimdek roofing and wall cladding sheets online, cut to your required length and made from Australian BlueScope steel.

If you want the strength of the popular Trimdek profile with a softer, more architectural finish, COLORBOND® MATT is a smart choice. Its low-sheen surface helps reduce glare and gives roofs and walls a cleaner, more refined look for modern homes, extensions, garages, sheds, and feature cladding projects.

This profile is suitable for both roofing and wall cladding, making it a practical option when you want a consistent finish across the whole build. With genuine BlueScope COLORBOND® steel, you get proven durability along with the premium appearance of the MATT range.

  • Genuine BlueScope COLORBOND® MATT steel
  • Popular Trimdek profile for roofing and wall cladding
  • Low-sheen finish for a premium architectural look
  • Cut to length to suit your project
  • Suitable for modern residential and light commercial builds
  • Fast delivery available

Ideal for customers who want a modern COLORBOND® roof or wall cladding finish without giving up the strength and reliability of steel.

✔ Available in the COLORBOND® MATT colour range


Key Specifications

  • Thickness: .42 BMT
  • Cover Width: 762mm
  • Sheet Width: 850mm
  • Rib Height: 25mm
  • Minimum Roof Pitch: 2°
  • Recommended Gutter Overhang: 50mm

Why Choose COLORBOND® MATT Trimdek?

COLORBOND® MATT Trimdek suits projects where appearance matters just as much as performance. The low-glare finish works particularly well on contemporary homes and exterior cladding, while the Trimdek profile provides strong, dependable coverage for roofing applications.

It is a great option for builders, roofers, renovators, and customers wanting genuine COLORBOND® steel in a profile that is practical, durable, and visually sharp.


Important Notes

  • Sheet tolerance: Length +0mm / −15mm, Width +4mm / −4mm
  • Allow for thermal expansion and contraction on longer sheet lengths
  • Wait until all materials have arrived before booking installation

Warranty & Quality

Manufactured from genuine Australian BlueScope steel, COLORBOND® MATT Trimdek is designed for Australian conditions and backed by a warranty of up to 36 years.

Whether your project is in a coastal, rural, or urban area, choosing genuine BlueScope material helps give you confidence in long-term performance.


Complete Your Roofing Order

Complete your order with the matching roofing essentials commonly purchased with Trimdek sheets.

Trimdek Dimensions: MATT COLORBOND® Roofing .42 BMT - A Versatile and Stylish Solution

When it comes to selecting roofing material and wall cladding, Trimdek roofing stands out for its versatility, strength, and style. With a Monument colour scheme in a matt finish, the MATT COLORBOND® Roofing Trimdek .42 BMT is the ideal choice for both residential and commercial applications. The combination of trapezoidal ribs and subtle fluting adds sophistication, while its excellent spanning capacity makes it suitable for a wide range of projects. Trimdek roofing has a cover width of 762mm, a rib height of 29mm, and requires a minimum roof pitch of 2 degrees, applicable only to roofing applications.

What is Trimdek Roofing?

Trimdek roofing is a versatile roof and wall cladding system that stands out for its bold trapezoidal ribs and subtle fluting. This design enhances aesthetic appeal and provides structural integrity, making it a popular choice for commercial, industrial, and residential buildings. Trimdek’s excellent spanning capacity allows wide support spacings, reducing the need for additional supports, making it efficient and cost-effective.

Trimdek Dimensions: What You Need to Know

Understanding lysaght trimdek dimensions is crucial for ensuring both aesthetics and performance. The profile features trapezoidal ribs and subtle fluting, offering a modern look while maintaining structural integrity for roofing and wall cladding projects.

Wall Cladding Featuring Bold Design

If you’re looking for a striking exterior finish, wall cladding featuring bold designs is ideal. Trimdek’s ability to span significant lengths and wide support spacings enhances any building facade. The combination of trapezoidal ribs and subtle fluting provides a sleek, contemporary look.

Ideal for Residential Buildings

The MATT COLORBOND® Roofing Trimdek in .42 BMT is designed for residential buildings. Its Monument colour scheme with a matt finish delivers a modern and stylish look, making it perfect for home improvement projects. Its dual functionality for both roofing and wall cladding provides a cohesive and polished exterior.

Versatile Roof for Multiple Applications

Trimdek roofing is known for its versatility and exceptional weather resistance, making it suitable for various climates. With excellent spanning capacity and wide support spacings, it’s ideal for both residential and commercial buildings. The trapezoidal ribs and subtle fluting make it a practical and stylish choice for modern construction.

Monument Colour Scheme in Matt Finish

The Monument colour scheme in a matt finish enhances the aesthetic appeal of any building. Combined with Trimdek’s dimensions, it creates a sleek, modern finish that complements contemporary architectural designs.

Installation Made Easy with Trimdek Dimensions

Trimdek’s dimensions are designed for easy installation in both residential and large commercial projects. Its excellent spanning capacity reduces the time and effort required for installation, ensuring efficient project completion.

Trapezoidal Ribs and Subtle Fluting for Modern Design

The design of the MATT COLORBOND® Trimdek features trapezoidal ribs and subtle fluting, providing a sleek, modern appearance. These elements, along with the optimal trimdek dimensions, ensure both form and function are met in your roofing or wall cladding project.

Why Choose Trimdek Roofing?

With its bold trapezoidal ribs and subtle fluting, Trimdek roofing offers a versatile roof design for a wide range of applications. Its wide support spacings and excellent spanning capacity make it a practical choice for both residential and commercial projects. The Monument colour scheme ensures a polished, modern look that complements various architectural styles.

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