The most popular rainwater system, particularly for domestic projects and refurbishments by contractors large and small. This Round guttering is an economical alternative to cast iron gutter and is compatible with most existing metal or plastic systems. Ideal for new and refurbishment applications. Compatible with most existing metal or plastic guttering systems. Surefit’ system for simple installation. Flow rate up to 2.6 ltr/sec. Ribbed to provide extra strength and efficient water flow. Available in various colours.