Pack of 2 Refill Cartridges for McAlpine Scale Defender Starter Kit Product:Refill Cartridges - Breaking Load: 65kN (300

- Breaking Load: 65kN (300 x 300mm) and 87kN (450 x 450mm)

- Universal 1 1/4" / 1 1/2" in size

- Fittings and flushpipe included (low level only)

- Ideal for replacement and repair of a damaged tile or problem systems

Snap fits to all watering brands

Pack of 2 Refill Cartridges for McAlpine Scale Defender Starter Kit Product:Refill Cartridges - Breaking Load: 65kN (300DESCRIPTION: The Scale Defender safely seals and removes calcium, protecting your boiler, drinking water, appliances and entire home. The Kit includes Scale Defender unit, cartridge and 15mm and 22mm connectors. Polyphosphate is a food grade (consumable) product approved by the World Health Organization and Food and Agricultural Organization. It is widely used today in the food processing industry for cheese, meat, wine and other products. McAlpine