Twin Cartridge 20″ x 4.5″ Whole House Rainwater Filtration System #79

TWIN CARTRIDGE 20″ x 4.5″ WHOLE HOUSE RAINWATER FILTRATION SYSTEM Twin 20″ x 4.5″ Whole House Rainwater Filter Systems remove unwanted sediment through a 10-micron polyester pleated cartridge, followed by a 5-micron silver impregnated carbon cartridge to remove colour, taste and odour. Silver is used to inhibit the growth of bacteria on the cartridge. Pressure gauges indicate water inlet and outlet pressure. Watermark approved. Sold on The Tank Doctor (https://tankdoctor.com.au/store/rainwater-filtration-systems/twin-cartridge-whole-house-rainwater-filtration-system-20-x-4-5/). The price shown is the retail price on that storefront on 2026-11-01, not a GreenB2B quote or a wholesale price.