Six Rib Roofing | Cladding


Six Rib Roofing | Cladding has low ribs and greater cover with a minimum pitch of 4º. Available in a wide selection of materials to satisfy every requirement and preference.


  • Manufactured in Tauranga
  • Minimum pitch 4°
  • Can be crimp curved to 400mm radius
  • Translucent sheeting available to match
  • Category
    Metal Cladding, Steel Roofing, Aluminium Roofing

Minimum Pitch

  • In accordance with Acceptable Solution E2, the minimum pitch for Six Rib for roofing dwellings is 4˚. Roof runs in excess of 20 metres should be checked for water runoff capacity.

Roof Traffic

  • Foot traffic up the roof must take place in the pan of the profile, or over purlin lines. Traffic across the roof must take place along purlin lines.


  • Recommended specifications are available in the branded sections of MasterSpec BASIC or MasterSpec STANDARD, or from your local Steel & Tube branch or visit 


  • Residential Roofing and Cladding
  • Industrial/Commercial Roofing and Cladding
  • Curving 


  • Six Rib has an extra rib compared to most other products
  • in its class, and a lower rib height, giving it a unique and
  • tidy appearance.


  • Six Rib in 0.55 BMT G300 material can be convex crimp curved to a minimum 400mm radius.
  • Clear sheeting is available in profiled G.R.P (fibreglass) to match.


  • Available in metallic coated and pre-painted steel in 0.40mm and 0.55mm B.M.T. (base metal thickness), aluminium plain and prepainted in 0.70mm and 0.90mm, and other non-ferrous metals. 


  • All material selections must be compatible with prevailing environmental conditions and adjacent materials, see Roofing Solutions Product Guide or Specifiers Guide for details. Areas not exposed to rain washing will require programmed maintenance.
Steel & Tube Holdings
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Steel & Tube is one of New Zealand’s leading providers of steel solutions, and a proud New Zealand company, with over 60 years of trading history.

We offer a comprehensive range of steel products, services and solutions available in the market, and our stable of best-in-class businesses are some of this country’s leading steel suppliers. We distribute and process a range of products from nuts and bolts, to roofing and reinforcing and through to the largest structural steel products. This guide provides an overview of our wide range of products across multiple sectors including Building & Construction, Manufacturing & Industrial and Rural: www.

As experts in our field, we pride ourselves on being able to offer a consistent end-to-end customer experience, advising, sourcing and supplying customers with their steel requirements. And underlying everything we do is our continued commitment to quality. We play a key role in supporting New Zealand’s economic growth and development. With a national network of branches and distribution centres, we are wherever you need us.

Did you know that you can check prices and stock availability, request a quote, order online, download invoices and much more via our Webshops?  Click here to register online or call 0800 196 757 to find out more.