Brett Martins rainwater systems have been successfully tested for accelerated ageing in accordance with BS EN 607: 1995. The manufacturer guarantees the colourfastness of white rainwater systems for a period of ten years, from date of manufacture. Full warranty detailsare available on request from Brett Martin Ltd. Squarestyle like Roundstyle, Deepstyle and Prostyle features integral fixing clips that allow quick and easy snap together assembly on the gutter length. Careful design ensures these are robust enough to provide years of trouble free service yet are flexible enough to allow simple installation. The outlets and unions feature external fixing wings, making them power tool friendly for simple installation. Features Modern appearance. Easy installation. Up to 20% higher flow capacity than half round systems. Excellent drainage for larger domestic roofs. Three colour options available. Manufactured to the requirements of BS EN 607 & EN 1462.