Pack of CalPhos replacement cartridges ; 8946960 8946960. CalPhos Polyphosphate Scale and Corrosion Inhibitor. The CalPhos venturi system is easy to fit and quick to fill up. This robust inhibitor is effective in preventing the hard build-up on pipes, shower heads, washing machines, boilers and other devices connected to the mains water. The inhibitor works by passing water through calibrated nozzles, creating a suction of polyphosphates and water solution from the bowl. A proportional dose is then delivered into the water system and calcium is prevented from crystallising. The polyphosphate cartridges are long-lasting, replaceable and are 100% compatible with drinking water. The RS PRO CalPhos Replacment Cartridges ( ; 894-6960 894-6960 ) are compatible with CalPhos Polyphosphate Scale Inhibitor ( ; 894-6951 894-6951 ). Features and Benefits:. Proportionally dosing venturi system Low running costs Long cartridge life Head made of compound plastic with venturi flange Built-in bypass Vertical or horizontal installation See through glass - no waste Safe for drinking water and other foodstuffs. Product Application Information. Ideal for preventing calcium crystallisation in the water and forming a hard encrustation on pipes, boilers, shower heads, taps, washing machines and dishwashers, and so on. More information:  | | Scale Prevention Mechanism: | Polyphosphate | Connection: | 15 mm Compression | Maximum Flow Rate: | 30L/min | Maximum Working Pressure: | 5 bar | Thread Standard or Connection Type: | Compression |
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