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Redefining Tray Roofing in New Zealand

European-inspired design with unmatched practicality

 

Transform your roof with QBT450, the next generation in tray roofing. This innovative system combines the timeless elegance of European tray roofing with modern features that make it more durable, cost-effective, and easier to install. Built specifically for New Zealand conditions, QBT450 is NZ's only BRANZ appraised tray roofing system, providing unparalleled performance, ventilation and lasting beauty.
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Sophisticated and Timeless

Bring a touch of European elegance to your property with QBT450. Its clean, uninterrupted lines and wide tray profile bring the style of traditional European roofs, while offering a contemporary, modern look to your New Zealand home or building.

  • Choose from a range of colours and materials to suit your architectural style

  • A smooth finish with minimal "canning" ensures a flawless look under any lighting conditions

Designed for New Zealand Conditions

QBT450 meets the demands of NZ weather with tested wind resistance for Extra High Wind Zones, excellent ventilation and moisture management, along with superior thermal performance.

  • Built to handle heavy rainfall, reducing the risk of leaks and dampness

  • Fully ventilated from eave to ridge

  • No external penetrations, means no entry points for water

  • BRANZ Appraised to ensure compliance with New Zealand building code standards

  • Designed with seismic and thermal expansion features, making it ideal for earthquake-prone regions

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Effortless Installation and Maintenance

Unlike other tray profiles, QBT450's concealed fix system eliminates the need for a plywood substrate and it's single extrusion clip allows for bi-directional placement; paired together, this system allows for exceptionally fast and easy installation

  • A complete system all from one supplier

  • ​Ideal for retrofits or new builds, saving valuable project time

  • Capability to remove single sheets, providing access to your roof cavity without removing large sections. Ideal for repairs and easy maintenance in your roof.

  • Registered and trusted installer network

Independently reviewed and appraised system [1]. NZ's only BRANZ appraised tray roofing system
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General and Technical Enquiries

Please take a moment to complete our form and a Steel & Tube representative will be in touch soon

Redefine your roof with QBT450
Contact us today.

QBT450™ is a product of Steel & Tube.

BRANZ Appraisal No.926 covers QBT450 as a roofing system only, and QBT450 as a cladding system is not disclosed in this appraisal.

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