Metlok Cyclonic 680® is a concealed fixed roof system suitable for use in cyclonic wind regions C1 and C2. Fully tested and approved Metlok Cyclonic 680® allows for thermal expansion and contraction of sheets making it ideal for long run applications. Manufactured from 0.42mm and 0.48mm BMT COLORBOND® steel and ZINCALUME® steel, Metlok Cyclonic 680® is suitable for use in commercial and industrial applications for roof pitches as low as 1 degree. It can also be used for walling.

Metlok Cyclonic 680® is available from Metroll Cairns, Townsville, Mackay, Rockhampton & Bundaberg only. Contact your local Metroll branch for lead times, colours and availability.

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Metroll Metlok Cyclonic 680®

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Product detail

Product availability is indicative, contact Metroll directly to confirm availability.
Cover Width
Rib Height
Min Roof Pitch
1 degrees
Only applies to roofing applications.
Profile dimensions

Material Choices

Materials Gauges


  • 0.42 BMT
  • 0.48 BMT


  • 0.42 BMT
  • 0.48 BMT


Renders - Flat Colour Swatches

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