{"product_id":"glowworm-ultracom-hxi-sxi-main-heat-exchanger-801621-refurbished","title":"Glowworm Ultracom HXI SXI Main Heat Exchanger 801621 15CM – Refurbished","description":"\u003cp\u003eThe main heat exchanger in a Glowworm Ultracom or compact HXI\/SXI\/CXI boiler transfers heat from the burner to the heating and hot water system — and a worn unit results in reduced efficiency, inconsistent temperatures, or complete heating failure. The \u003cstrong\u003eGlowworm Ultracom HXI SXI Main Heat Exchanger 801621 (15CM)\u003c\/strong\u003e is the direct, compact replacement that restores efficient heat transfer across the compatible Ultracom range.\u003c\/p\u003e\n\n\u003cp\u003eThis professionally refurbished unit is made from durable materials, built to last, and supplied with a full 12-month warranty. Its compact 15CM design fits the following models without modification.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Boiler Models\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eGC No.\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlowworm 24CXI\u003c\/td\u003e\n\u003ctd\u003e47-047-23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlowworm 12HXI\u003c\/td\u003e\n\u003ctd\u003e41-047-73\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlowworm 15HXI\u003c\/td\u003e\n\u003ctd\u003e41-047-74\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlowworm 18HXI\u003c\/td\u003e\n\u003ctd\u003e41-047-63\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlowworm 18SXI\u003c\/td\u003e\n\u003ctd\u003e41-047-72\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltracom 24 CX\u003c\/td\u003e\n\u003ctd\u003e47-019-06\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltracom 30 CX\u003c\/td\u003e\n\u003ctd\u003e47-019-07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltracom 24CXI\u003c\/td\u003e\n\u003ctd\u003e47-019-01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltracom 12 HXI\u003c\/td\u003e\n\u003ctd\u003e41-019-01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltracom 15 HXI\u003c\/td\u003e\n\u003ctd\u003e41-019-02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltracom 18 HXI\u003c\/td\u003e\n\u003ctd\u003e41-019-03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltracom 18 SXI\u003c\/td\u003e\n\u003ctd\u003e41-019-07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltracom 30 SXI\u003c\/td\u003e\n\u003ctd\u003e41-019-08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompact Design. Durable. Backed by Warranty.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eImproves energy transfer efficiency and helps maintain consistent heat output. Supplied with a full \u003cstrong\u003e12-month warranty\u003c\/strong\u003e. Gas Safe engineer installation required.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDelivery \u0026amp; Returns\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOrders placed before \u003cstrong\u003e1:00 PM (Mon–Fri)\u003c\/strong\u003e are dispatched the same working day. Returns accepted within \u003cstrong\u003e30 days\u003c\/strong\u003e if unused and in original packaging.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Confirm part number \u003cstrong\u003e801621\u003c\/strong\u003e matches your existing unit before ordering. This is the 15CM variant — a separate 18CM version (801837) is also available. All prices include VAT.\u003c\/p\u003e","brand":"Glowworm","offers":[{"title":"Refurbished","offer_id":48001104740517,"sku":"HEA-1098-A-BC","price":68.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/1690\/8453\/files\/Glowworm-Ultracom-HXI-SXI-Main-Heat-Exchanger-801621-15CM.png?v=1783776835","url":"https:\/\/ephsuppliers.com\/products\/glowworm-ultracom-hxi-sxi-main-heat-exchanger-801621-refurbished","provider":"Elite Plumbing \u0026 Heating Suppliers Ltd","version":"1.0","type":"link"}