3/8 UNC x 2.5 ZINC BOLT & N2 NYLON WASHERS

With five layers of protection, COLORBOND^® steel has been designed to endure our harsh Australian environment and provide long-lasting durability you can trust. Our high quality steel is coated in our industry leading enhanced corrosion-resistant Activate^® technology*, then further enhanced with pre-treatment, primer and a baked-on topcoat.

Learn more about our testing and five layers of protection

*Activate^® technology is not available for COLORBOND^® steel products with a galvanised steel substrate.

COLORBOND^® steel’s core colour range in the Classic and Matt finish features our specially designed Thermatech^® solar reflectance technology. Thermatech^® reflects more of the sun’s heat on hot, sunny days which may help increase your comfort while reducing your dependence on air conditioning*. Thermatech^® is available in all core colours except Night Sky^®.

Learn more

*Results will depend on roof colour, level and location of insulation, type and location of building shape and function.

To help create a more sustainable ‘circular economy’, every COLORBOND^® steel product incorporates recycled material and the steel itself is 100% recyclable.
Moreover, COLORBOND^® steel’s proven longevity keeps resources in use for longer, minimising its impact on the environment.

Learn more

When you choose COLORBOND^® steel, you’re also getting the support of BlueScope, one of Australia’s largest manufacturers. That’s why COLORBOND^® steel’s renowned durability is backed up by some of the most robust building product warranties for eligible applicants.

Learn more

Over fifty years of Australian research and development has created a range of technologies that give genuine COLORBOND^® steel its long lasting performance when subjected to some of the harshest Australian conditions. You can make sure you’re getting the genuine article by looking out for the COLORBOND^® steel branding on the product, or its packaging.

Learn more