{"product_id":"bax-5112431-primary-heat-exchanger","title":"BAXI 5112431 HEAT EXCHANGER PRIMARY 105","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-695baef9-6e10-832f-808a-5980b1568747-31\" data-testid=\"conversation-turn-230\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"60cbf401-552b-43ab-a926-bff66186739c\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full break-words light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"643\"\u003eThe \u003cstrong data-start=\"4\" data-end=\"49\"\u003eBaxi 5112431 Primary Heat Exchanger – 105\u003c\/strong\u003e is a genuine replacement component engineered to deliver dependable and efficient heat transfer in compatible Baxi boiler systems. This primary heat exchanger transfers thermal energy from the combustion process into the boiler’s primary water circuit, where that heat is then used to warm your central heating system and, in combi models, domestic hot water. Manufactured to Baxi’s exact quality and performance standards, it provides long-lasting reliability and efficient thermal performance when installed by a qualified heating engineer during servicing, maintenance, or part replacement.\u003c\/p\u003e\n\u003cp data-start=\"645\" data-end=\"970\"\u003eCompatibility for the \u003cstrong data-start=\"667\" data-end=\"707\"\u003e5112431 primary heat exchanger (105)\u003c\/strong\u003e includes Baxi boiler models that utilise this specific exchanger size and design, typically within the 105 specification range. Always confirm your boiler’s exact model and parts requirements before installation to ensure the correct fit and optimal performance.\u003c\/p\u003e\n\u003cp data-start=\"972\" data-end=\"1233\"\u003eUsing a genuine Baxi primary heat exchanger helps maintain efficient heat transfer, supports stable temperature delivery under varying demand, and contributes to the long-term reliable and energy-efficient operation of your central heating and hot water system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e","brand":"BAXI","offers":[{"title":"Default Title","offer_id":56695515054425,"sku":null,"price":464.84,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0982\/9738\/1209\/files\/1117902.jpg?v=1767705193","url":"https:\/\/plumbpartsxpressshop.com\/products\/bax-5112431-primary-heat-exchanger","provider":"Plumbparts xpress","version":"1.0","type":"link"}