Colorsteel®
COLORSTEEL®
COLORSTEEL® is designed, tested, and approved to stand up to New Zealand's unique environments and become part of them.
For over 40 years COLORSTEEL® has been helping New Zealanders transform their environments, made tough, yet forsakes nothing when it comes to aesthetic appeal, boasting a great range of colours and finishes.
Maxam™
Maxam™ is a premium metallic-coated steel product manufactured by New Zealand Steel Ltd, featuring an organic coating on both sides. Designed for roofing, wall cladding, and rainwater goods, it meets rigorous standards including AS/NZS 2728:2013 and AS 1397:2021. With excellent durability, colour retention, and fire performance (Group 1-S rating), Maxam™ is compliant with the New Zealand Building Code and ideal for a wide range of construction applications. Available in various colours and finishes, it combines aesthetic appeal with structural reliability.
Dridex®
Dridex® is an innovative roofing and wall cladding system designed to enhance condensation management and ventilation. Featuring a specialised absorbent fleece on the underside of each sheet, Dridex® eliminates the need for traditional roofing underlay, allowing for quicker installation in varied weather conditions. Approved by the National Asthma Council’s Sensitive Choice programme, it helps reduce mould and allergens, contributing to a warmer, drier and healthier home environment. Backed by extensive warranties from New Zealand Steel, Dridex® is available in all COLORSTEEL® colours and recommended for moderate to severe climates.
This guide provides recommendations on the correct design and specification practices for COLORSTEEL Dridex®
A summary of COLORSTEEL Dridex® as it relates to the NZ Building Code.
Altimate®
Altimate® is a marine-grade aluminium roofing and cladding solution, combining the corrosion resistance of aluminium with the trusted paint technology of COLORSTEEL®. Designed for New Zealand’s harshest environments, Altimate® offers superior durability, fire performance (Group 1-S rating), and compliance with the NZ Building Code. Suitable for a wide range of profiles and building types, it is ideal for coastal and industrial applications. Available in all COLORSTEEL® colours and backed by extensive warranties, Altimate® ensures long-lasting protection and aesthetic appeal.
Sustainability
COLORSTEEL® products, manufactured by New Zealand Steel, exemplify a robust commitment to environmental responsibility. Backed by independently verified Environmental Product Declarations (EPDs), they adhere to international standards such as ISO 14025 and EN 15804, covering the full lifecycle from raw material extraction to end-of-life recycling. The steel used is 100% recyclable, and the production process incorporates advanced paint systems and corrosion-resistant coatings to ensure long-term durability and reduced environmental impact.
The 2019 EPD Supplement extends this transparency by including rollforming and distribution data, offering a cradle-to-customer perspective. Through rigorous lifecycle assessments, COLORSTEEL® demonstrates low global warming potential, efficient resource use, and minimal waste generation. These insights support sustainable building practices and help specifiers make informed choices for resilient, long-lasting structures in New Zealand’s diverse environments.
