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Longline 305®
Lysaght 305 mm 1 degree WA


Striking architectural roofing and walling cladding that offers clean, uninterrupted lines, bold ribs and wide flat pans that are assured to make a strong impression on any building – residential or commercial:

  • Available with plain (flat), fluted or tapered pans;
  • Concealed fixed – supreme watertightness and a clean finish;
  • Nominal cover width: 305mm
  • Minimum roof slope: 1 degree


  • For low pitches, all roof supports must be in the one plane to prevent water ponding leading to premature corrosion
  • Please check with your local BlueScope Lysaght Sales Office for availability in other states
Website    |    Email    |   
Phone 02 6040 8044
LYSAGHT® range of products:
Suppliers Near You
533 Dallinger Road, LAVINGTON, NSW, 2641 Website    |    Email    |   
Phone 02 6040 8044
Shop 2 221 Brisbane Rd, BIGGERA WATERS, QLD, 4216 Website    |    Email    |   
Phone 07 5656 8500
27-29 Redden St, PORTSMITH, QLD, 4870 Website    |    Email    |   
Phone 07 4036 6433

COLORBOND® steel Texture Library - LYSAGHT Content

Package includes the latest COLORBOND® Metallic steel colours; Cosmic™, Galactic™, Rhea™, Astro™, Aries™ and Celestian™. Includes flat colour swatches, all profiles now include a ZINCALUME® steel texture. Installation instructions are included with this download.

LONGLINE 305® textures (BMP format)

LONGLINE 305® COLORBOND® steel textures - 29 colours (including COLORBOND® Metallic and COOLMAX® steel colours) and ZINCALUME® steel. This package contains the latest COLORBOND® Metallic steel colours; Cosmic™, Galactic™, Rhea™, Astro™, Aries™ and...


Use the LYSAGHT LONGLINE 305® profile directly in your CAD designs.

LYSAGHT LONGLINE 305® Design and Installation Guide

LYSAGHT LONGLINE 305® is a concealed-fixed roof cladding with bold ribs and wide pans. The standing seam ribs make a bold architectural statement, while maximising water tightness.
PDF File

LYSAGHT® Roofing & Walling Installation Manual 2015-2016

A guide to the installation of steel roofing and walling manufactured by LYSAGHT®.
PDF File