20G WATERRO METAL WATER STORAGE TANK The WATERRO 20G metal water storage tank is a high-capacity pre-pressurised tank for reverse osmosis systems, providing purified water storage and a stable supply. The tank features a powder-coated steel body, a food-grade polypropylene liner and a butyl membrane that completely separates the water from the metal body, ensuring safe, hygienic and long-lasting operation. Technical specifications Parameter | Value Product | Pressurised water storage tank Capacity | 20 gallons Tank type | Pre-pressurised membrane tank Body material | Powder-coated steel Inner liner | Food-grade polypropylene Membrane | Butyl rubber Connection | Standard 1/4" male thread Water type | RO water Application | Commercial and industrial RO systems Brand | WATERRO Key advantages 20-gallon capacity Powder-coated steel body Food-grade polypropylene liner Butyl membrane Stable water pressure Corrosion-resistant coating Maintenance-free design Long service life