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A mid-depth corrugated roof and wall cladding offering a bold roof line, improved resistance to damage and greater spanning capacity.

  • Deep corrugated roof cladding ideal for areas with high rainfall
  • Ideal for low pitched roofs
  • Nominal cover width: 762mm
  • Minimum roof slope: 3°

Technical Specifications



Sheets are supplied custom cut to length. Minimum and maximum lengths apply. Please contact your nearest LYSAGHT® office for your region for more information.


When flat:
Length: + 7mm, - 7mm
Cover Width: + 4mm, - 4mm

Material Specification

ZINCALUME® aluminium/zinc alloy-coated steel complying with AS 1397:2011 G550 (550MPa minimum yield stress), AZ150 (150g/m2).

Next Generation ZINCALUME® aluminium / zinc / magnesium alloy-coated steel complies with AS 1562.1 and AS 1397 G550, AM125 (550 MPa minimum yield stress, 125 g/m2 minimum coating mass).

COLORBOND® steel is prepainted steel for exterior roofing and walling. It is the most widely used. The painting complies with AS /NZS 2728:2013 and the steel base is an aluminium/zinc alloy-coated steel complying with AS 1397:2011. Minimum yield strength for CUSTOM BLUE ORB is G300 (300MPa). Minimum coating mass is AM100 (100g/m2).

COLORBOND® Metallic steel is prepainted steel for superior aesthetic qualities displaying a metallic sheen.

COLORBOND® Ultra steel is prepainted steel for severe coastal or industrial environments (generally within about 100-200 metres of the source). The painting complies with AS /NZS 2728:2013 and the steel base is an aluminium/ zinc alloy-coated steel complying with AS 1397:2011. Minimum coating mass is AM150 (150g/m2). Minimum yield strength for CUSTOM BLUE ORB is G300 (300MPa).Minimum coating mass is AM150 (150g/m2).

SuperDura™ Stainless steel is pre-painted steel and is used for severe and coastal environments. The painting complies with AS/NZS 2728:2013 and the steel base is a stainless steel complying with AISI/ASTM Type 430; UNS No. S43000.


BMT Mass
(mm) kg/m kg/m2
0.40 3.4 4.4
0.48 4.0 5.2

Span Table

The maximum recommended support spacings are based on testing in accordance with AS1562.1-1992, AS4040.1-1992 and AS4040.2-1992.

Roof spans consider both resistance to wind pressure and light roof traffic (traffic arising from incidental maintenance).

Maximum Support Spacings (mm)
Types of Span BMT (mm)
0.40 0.48
Single Span 750 950
End Span 950 1500
Internal Span 1350 1900
Unstiffened Eaves Overhang 150 200
Stiffened Eaves Overhang 400 450
Single Span 1800 1800
End Span 2400 2700
Internal Span 2400 2700
Overhang 150 200
  • For roofs: the data are based on foot-traffic loading.
  • For walls: the data are based on pressures (see Wind Pressures table.)
  • Table data are based on supports of minimum 1mm BMT.

Capacity & Load Tables

The limit state wind pressure capacity table can be viewed in the LYSAGHT CUSTOM ORB ACCENT® 21 brochure. Download LYSAGHT CUSTOM ORB ACCENT® 21.

This information is suitable for use only in areas where a tropical cyclone is unlikely to occur as defined in AS1170.2-2002.

For correct specification and installation of Lysaght roofing and walling products in cyclonic areas, please download LYSAGHT® Cyclonic Area Design Manual.

Roof Drainage Capacity

LYSAGHT® Roofing & Walling Installation Manual. - Chapter 2 Design Preliminaries - to view Table 2.14.1, Maximum Roof Lengths for Drainage.

NCC of Australia Compliance

LYSAGHT® products comply with the National Construction Code of Australia (NCC).


Brochures & Catalogues

LYSAGHT® Build On Inspiration - Design in Steel PDF(17.46 MB). Last updated 26 Apr 2022

LYSAGHT® Walling Brochure PDF(4.42 MB). Last updated 12 Jun 2020


New South Wales & ACT
Northern Territory
Not Available
South Australia
Not Available
Not Available
Not Available

Colour Range


  1. Basalt®
  2. Classic Cream™
  3. Ironstone®
  4. Jasper®
  5. Manor Red®
  6. Monument®
  7. Shale Grey™
  8. Surfmist®
  9. Windspray®
  10. Woodland Grey®

COLORBOND® steel Studio Library

COLORBOND® steel Studio enables you to browse over 200 COLORBOND® steel colours. Search by RGB or HEX colour values or DULUX or RAL colour names to return the closest match from over 200 available colours.

The COLORBOND® steel colour swatches shown have been reproduced to represent actual product colours and finish as accurately as possible. However, we recommend checking your chosen colour against an actual sample of the product before purchasing, as varying light conditions and limitations of the printing process may affect colour tones and finish. All colours & finishes may not be available in all regions or for all profiles. To determine the most suitable material for your project, please contact your supplier or


Pricing for all our products varies based on availability and quantity.


Phone (Mon-Fri, 9AM-5PM AEST/AEDT):

1800 641 417

100 Years Celebration

LYSAGHT® products have been made in Australia for 100 years.