Cast iron gutters are a strong, robust, and durable option for rainwater systems, particularly in exposed areas like shopping centers, carparks, and schools, where they can resist impact damage. They're available in 8 standard colors for traditional heritage projects, but other colors are available upon request. If you're looking for an authentic traditional cast iron style, cast iron style PVC gutters can achieve that look while being made of PVC plastic. Cast aluminum gutters are a sustainable and versatile option with a light weight-to-strength ratio, making them strong yet economical. They can also be formed in a variety of ways to accommodate off-site fabrication. Cast aluminum painted gutters offer a range of color finishes not typically available in the construction industry. For a contemporary, eco-friendly, and cost-effective alternative to plastic gutters, consider galvanized steel gutters. They're lightweight and won't shrink, leak, or fade in color.