{"product_id":"worcester-accessory-pack-cdi-compact-si-and-i","title":"Worcester Accessory Pack CDI Compact,Si \u0026 I","description":"\u003ch3\u003eWorcester Accessory Pack CDI Compact, Si \u0026amp; i\u003c\/h3\u003e\n\nThe Worcester Greenstar Accessory Pack is a great value system bundle designed to enhance the performance, efficiency and longevity of Greenstar boilers. It brings together several key components that not only help protect the heating system but also support compliance with Boiler Plus regulations — making it a smart addition for both new installations and upgrades.\n\nCompatible with the Worcester Greenstar CDI, Compact, Si and i boiler ranges, this pack provides everything needed to improve water quality, simplify filling, and introduce modern wireless heating controls. Each item is engineered to work seamlessly with Worcester Bosch boilers, ensuring reliable performance and long-term system protection.\n\nThe pack includes a 22mm Mini System Filter to capture debris and sludge, helping prevent breakdowns and extending boiler life. It also comes with the Greenstar Comfort II RF wireless programmer for easy, convenient heating scheduling. Alongside this, the keyless filling link allows quick top-ups without tools, while the inhibitor and system cleaner help maintain water quality for optimal boiler efficiency.\n\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n\nGreenstar 22mm Mini System Filter\n\nGreenstar Comfort II RF Wireless Programmer\n\nWorcester Keyless Filling Link\n\nWorcester Bosch Inhibitor – 400ml\n\nWorcester Bosch Cleaner – 400ml\n\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003ch4\u003eIs this accessory pack compatible with all Worcester boilers?\u003c\/h4\u003e\n\nNo — it is designed specifically for Worcester Greenstar CDI, Compact, Si and i models. Check your boiler’s model number to confirm suitability before purchasing.\n\n\u003ch4\u003eDoes the pack help with Boiler Plus compliance?\u003c\/h4\u003e\n\nYes — the inclusion of the Comfort II RF wireless programmer ensures the system meets Boiler Plus requirements for time and temperature control.\n\n\u003ch4\u003eDo I need a heating engineer to install the items in this pack?\u003c\/h4\u003e\n\nYes — while some components are simple, the filter, programmer and filling link should be fitted by a qualified heating engineer to ensure correct installation and system safety.\u003cbr\u003e\u003cp\u003eCheck out our full range of \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/plumbing-supplies\"\u003eplumbing supplies\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eBrowse more \u003ca href=\"https:\/\/jjbuildingmaterials.co.uk\/collections\/boiler-accessories\"\u003eboiler accessories\u003c\/a\u003e available online.\u003c\/p\u003e","brand":"Worcester","offers":[{"title":"Default Title","offer_id":51955205996886,"sku":"142380","price":253.61,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/worcester-accessory-pack-cdi-compactsi-i-3577631.jpg?v=1772639049","url":"https:\/\/jjbuildingmaterials.co.uk\/products\/worcester-accessory-pack-cdi-compact-si-and-i","provider":"JJ Building Materials","version":"1.0","type":"link"}