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Custom Cut .48 BMT COLORBOND® Roofing Corrugated Iron Sheets

Thicker than standard corrugated roofing sheets, available in various colours and custom cut to your required lengths. 


 ✔ Minimum recommended roof pitch: 5 degrees

 ✔ Sheet height is 16mm, and width is 850mm with 762mm of cover – allowing for 1.5 rib overlap.

 ✔ Delivery is approximately 4 - 7 working days, depending on location. 

 ✔ Thicker and more substantial than standard .42 Base Metal Thickness (BMT) roof sheets

 ✔ 100% Australian steel, backed by the Bluescope warranty


Dimensions & Details : 

  • One lineal meter weighs 3.3kg
  • Sheet tolerance: length + 10mm to 15mm, width +/- 4mm to make allowance for thermal expansion or contraction at sheet ends on long roof lengths
  • Mass: 4.9kg/m²
  • Screws per m²: 5
  • Refraining from scheduling any installation until all products have been received on-site is advisable.

Which fasteners do I use for corrugated iron sheets?

We recommend class 4 screws due to their durability and longevity. For standard roofing application to timber or metal purlins, view our range of Multifix screws to make the job easier.


We use only the best 100% Australian steel for 100% peace of mind, made from BlueScope’s industry-leading brands such as COLORBOND® and ZINCALUME® steel. And, of course, all our products are extensively performance tested, backed with the strength of the BlueScope warranty and can be relied on with total and absolute confidence. 


The Timeless Charm and Practicality of Corrugated Roofing Sheets

Imagine stepping into your backyard, looking up, and seeing a roof that protects your home while adding timeless appeal, blending with both traditional and contemporary design contexts. This scene is a reality for many Australian homeowners who have embraced the durability and classic design of custom orb roofing sheets. At Metal Roofing Online, we understand the importance of a roof that stands the test of time. Our custom orb roofing sheets offer an economical profile, emphasizing cost-effectiveness and value without compromising strength, lightweight nature, and ease of alignment.

The Popularity of Corrugated Roofing Sheets

Lysaght custom orb roofing and walling sheets, especially those like colorbond steel and zincalume, are staples in Australian architecture. Their popularity is due to exceptional durability, cost-effectiveness, and versatility. According to the National Construction Code of Australia (NCCC), roofing sheets show superior resistance to weather and longevity, often exceeding 50 years with minimal maintenance. Their economic profile further enhances their appeal among Australian homeowners, offering long-term value in roofing and walling applications.

Benefits of Corrugated Roofing Sheets

Corrugated sheets offer numerous benefits:

The design enhances strength and load-bearing capacity, making them ideal for various weather conditions.

Available in various COLORBOND® custom orb colours, these sheets can complement any architectural style.

Due to their long lifespan, minimal maintenance requirements, and outstanding value, custom orb sheets offer an economic profile, providing excellent value for traditional and contemporary designs.

Suitable for roofing and wall cladding, custom orb roofing sheets can be used in various applications. Their ability to be used in long sheet lengths before needing an expansion joint makes them adaptable for walling applications. They offer outstanding value and a wide variety of colorbond steel colours.

Types of Steel Roof Sheets

Custom Orb Roofing:

Known for its traditional corrugated profile, Custom Orb is versatile for roofing and wall cladding. With its economical profile, Custom Orb roofing sheets offer affordability and value for both traditional and contemporary designs. Available in different thicknesses and widths, Custom Orb roofing meets diverse structural needs. It can be laid flat or sprung curved to cater to various architectural needs, enhancing versatility in roofing and walling applications. For roof sheet lengths exceeding 24m, an expansion joint is required to accommodate thermal expansion.

Ordering from Metal Roofing Online Lysaght custom orb

At Metal Roofing Online, we simplify purchasing Lysaght custom orb in both roofing and walling sheets. Our online platform allows you to browse steel rooftop options, compare specifications, and easily place orders. We provide detailed product descriptions, including custom orb profile height, sheet width, and minimum pitch requirements, ensuring you have all the information needed to make an informed decision.

Installation Tips for Home Improvement Enthusiasts

Installing Lysaght custom orb roofing sheets suitable in both a traditional and contemporary design can be a rewarding DIY project. Here are some tips for successful installation:

Ensure your roof structure is sound and capable of supporting new roofing sheets.

Measure accurately to avoid wastage and ensure a snug fit. Use appropriate tools to cut the sheets to size.

Follow manufacturer guidelines for fixing and fastening the sheets to achieve optimal performance and longevity.

Prioritize safety by wearing protective gear and following best practices during installation.

Single Sided Roofing Colour Range

When selecting the perfect colorbond steel roof for your home, Lysaght custom orb offers various colour options in both roofing and walling to suit any aesthetic preference. Popular choices include Cottage Green and Deep Ocean for a vibrant look, or classic shades like Classic Cream, Woodland Grey, and Shale Grey. These hues enhance your home's visual appeal while providing excellent durability and weather resistance. Lysaght custom orb roofing ensures a blend of style and functionality, making your roof stand the test of time.


Custom orb roofing sheets are a proven, reliable choice for Australian homeowners looking to enhance their property's durability and aesthetic appeal. At Metal Roofing Online, we are dedicated to providing high-quality roof walling products and supplies.