{"product_id":"mcalpine-scale-defender-refill-pack","title":"McAlpine Scale Defender Refill Pack | 2 x Replacement Cartridges | 40,000L Each","description":"\u003cp\u003eThe \u003cstrong\u003eMcAlpine Scale Defender Refill Pack\u003c\/strong\u003e contains 2 replacement polyphosphate cartridges for use with your existing McAlpine Scale Defender unit. Each cartridge treats up to 40,000 litres, providing continued limescale protection for your boiler, pipes, appliances, and entire home plumbing system.\u003c\/p\u003e\n\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 x Replacement Cartridges\u003c\/strong\u003e - Food-grade polyphosphate dosing cartridges\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eEach cartridge treats up to 40,000 litres\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal capacity: 80,000 litres\u003c\/strong\u003e (both cartridges combined)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Replace Your Cartridge?\u003c\/h2\u003e\n\u003cp\u003eThe polyphosphate cartridge is the active component that protects your home from limescale. As water passes through, the cartridge gradually dissolves, treating your water supply. When the cartridge is depleted, it needs replacing to maintain continuous limescale protection.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSigns your cartridge needs replacing:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCartridge appears significantly smaller or depleted\u003c\/li\u003e\n\u003cli\u003eLimescale starting to reappear on taps or appliances\u003c\/li\u003e\n\u003cli\u003eApproximately 40,000 litres of water has passed through (varies by household usage)\u003c\/li\u003e\n\u003cli\u003eReduced water treatment effectiveness\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 cartridges included\u003c\/strong\u003e - Long-term supply for continued protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40,000 litres per cartridge\u003c\/strong\u003e - Extended treatment capacity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFood-grade polyphosphate\u003c\/strong\u003e - Safe for drinking water (WHO \u0026amp; FAO approved)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy DIY replacement\u003c\/strong\u003e - Simple screw-in installation, no plumber needed\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCompatible with all Scale Defender units\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintains system efficiency\u003c\/strong\u003e - Keeps your heating system running optimally\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtects entire home\u003c\/strong\u003e - Boiler, pipes, radiators, taps, and appliances\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSaves money\u003c\/strong\u003e - Prevents costly limescale damage and reduces energy bills\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e McAlpine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Scale Defender Replacement Cartridges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 2 cartridges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCartridge Capacity:\u003c\/strong\u003e Up to 40,000 litres each\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Capacity:\u003c\/strong\u003e 80,000 litres (both cartridges)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.41kg (pack of 2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Food-grade polyphosphate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e BS EN 1212, EC regulations EN 1212\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e All McAlpine Scale Defender units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e K33101\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e WHO \u0026amp; FAO approved for drinking water\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Replace Your Cartridge\u003c\/h2\u003e\n\u003cp\u003eReplacing your Scale Defender cartridge is quick and easy:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eTurn off your water supply\u003c\/li\u003e\n\u003cli\u003eUnscrew the Scale Defender housing\u003c\/li\u003e\n\u003cli\u003eRemove the old cartridge\u003c\/li\u003e\n\u003cli\u003eInsert the new cartridge\u003c\/li\u003e\n\u003cli\u003eScrew the housing back together\u003c\/li\u003e\n\u003cli\u003eTurn the water supply back on\u003c\/li\u003e\n\u003cli\u003eCheck for leaks\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eNo plumber required - most homeowners can replace the cartridge themselves in just a few minutes.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Continue Using Scale Defender?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eLimescale\u003c\/strong\u003e affects your pipework, boiler, radiators, taps, appliances, and fittings and can lead to increased repairs or early replacement costs. A 1mm layer of limescale in your boiler can amount to an extra \u003cstrong\u003e£150 to £200\u003c\/strong\u003e in household bills every year according to the Carbon Trust.\u003c\/p\u003e\n\n\u003cp\u003eBy maintaining your Scale Defender with regular cartridge replacements, you continue to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReduce energy bills by maintaining boiler efficiency\u003c\/li\u003e\n\u003cli\u003eExtend the life of your boiler and heating system\u003c\/li\u003e\n\u003cli\u003eProtect washing machines, dishwashers, and other appliances\u003c\/li\u003e\n\u003cli\u003ePrevent costly limescale-related repairs\u003c\/li\u003e\n\u003cli\u003eMaintain better water flow and pressure\u003c\/li\u003e\n\u003cli\u003eKeep taps and fixtures looking cleaner\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat is Polyphosphate?\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePolyphosphate\u003c\/strong\u003e 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.\u003c\/p\u003e\n\n\u003cp\u003eMcAlpine Scale Defender technology is a completely safe way to treat water in the home and is safe for human consumption according to WHO and FAO recommendations and in accordance with international norms for drinking water to EC regulations, standard EN 1212 and British Standard BS EN 1212.\u003c\/p\u003e\n\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eExisting Scale Defender unit owners\u003c\/li\u003e\n\u003cli\u003eReplacing depleted cartridges\u003c\/li\u003e\n\u003cli\u003eMaintaining continuous limescale protection\u003c\/li\u003e\n\u003cli\u003eHard water areas\u003c\/li\u003e\n\u003cli\u003eHomes with combination boilers\u003c\/li\u003e\n\u003cli\u003eProperties with expensive heating systems\u003c\/li\u003e\n\u003cli\u003eLandlords maintaining rental properties\u003c\/li\u003e\n\u003cli\u003eLong-term system maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This is a refill pack containing replacement cartridges only. The Scale Defender unit is required (sold separately as starter kit K33100).\u003c\/p\u003e","brand":"McAlpine","offers":[{"title":"Default Title","offer_id":53020200436049,"sku":"K33101","price":98.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/3687\/9441\/files\/Scale-Defender-Refill-png_1cb343a9-0260-4d16-8bf7-43482ce1c5e3.png?v=1770760276","url":"https:\/\/bubblegumbathrooms.com\/products\/mcalpine-scale-defender-refill-pack","provider":"Bubblegum Bathrooms","version":"1.0","type":"link"}