20” x 4.5” Whole House Twin Water Filter System Scale Removal Cartridges | WaterMark Certified | 2-Stage Wall Mount | Ideal for Hard Water

20” x 4.5” Whole House Twin Water Filter System Scale Removal Cartridges | 2-Stage Wall Mount | WaterMark Certified | Ideal for Hard Water Application Flow Rate:  75L/min |  Dimensions:  38 x 20 x 65 cm |  Removes 99% Chlorine & 95% Scale Perfect for hard water areas with high levels of scale and mineral deposits. Ideal for whole-house installation on incoming water lines, suitable for garages, sheds, or outdoor undercover areas. Product Introduction This heavy-duty 2-stage water filter system is specifically designed to protect homes from scale buildup, sediment, and chlorine typically found in hard water sources. Equipped with a high-efficiency 1-micron grooved sediment filter and a premium anti-scale carbon block cartridge, it helps extend the life of pipes, appliances, and hot water systems. Certified to WaterMark standards (AS/NZS 3497), this system features double O-ring housings, 1” BSP brass ports, and a robust wall-mount design built to perform in Australia’s demanding conditions. ⚠️ Please avoid installing in areas with direct sunlight. Recommended for garage or outdoor undercover locations. Alternatively, you may choose the version with stainless steel cover. Package Includes: ✔ 2-Stage Filter Housing System – Fits standard 20” x 4.5” Big Blue cartridges ✔ Filter Wrench – For fast and easy cartridge replacement ✔ 2 x Pressure Gauges – Installed on each housing for pressure monitoring ✔ 1 x 20” x 4.5” 1 Micron Grooved Surface Sediment Filter Cartridge ✔ 1 x 20” x 4. Sold on Shield Water Filter (https://shieldfilters.com.au/products/20-x-4-5-whole-house-twin-water-filter-system-scale-removal-cartridges-watermark-certified-2-stage-wall-mount-ideal-for-hard-water). The price shown is the retail price on that storefront on 2026-10-22, not a GreenB2B quote or a wholesale price.