Precolor has manufactured GRP (fibreglass) storage tanks and cisterns for over 30 years to ISO9002 Standards with a variety of products covering water chemical and waste storage, Holding tanks, break tanks, header tanks, hot water tanks, GRP one piece and sectional housings, kiosks and enclosures as well as GRP and Epoxy linings to refurbish old existing tanks to current WRAS (Wrc) regulations. One piece tanks, sectional tanks, ball valve housings with weirs for type ab airgaps, many fittings including Equilibrium Ball and Aylesbury Float valves, Screened overflow and warning pipes, essex connectors, AD52 level switches. WRAS Approved