Delivery State:
When it comes to box gutters in Australian construction, material quality and performance in heavy rainfall are essential. Our COLORBOND® Box Gutter 300mm delivers reliable, long-lasting protection while integrating seamlessly into your roof and building design.
Made from premium-grade COLORBOND® steel, this box gutter offers superior durability, corrosion resistance, and a watertight seal.
Engineered to withstand Australia’s toughest weather, this gutter efficiently channels rainwater—even during downpours—and helps protect your building from overflow, leaks, and water damage. With the correct slope, width, and downspouts, you can trust its performance.
Need a custom angle or specific length? We manufacture made-to-order flashings to ensure a perfect fit for your construction project. This reduces leak risks and supports clean, professional installation.
Available in the full COLORBOND® colour range, our 300mm box gutter lets you match your guttering to your roof, flashings, and overall building aesthetic. Whether you’re after a contemporary, coastal, or heritage finish, there’s a colour to suit your project.
If you’re looking for a reliable, compliant, and visually clean solution, the COLORBOND® Box Gutter 300mm is an excellent choice. Whether you're replacing old gutters or upgrading your rainwater system, place your order online today for fast delivery across Australia.