{"product_id":"viess-7841770-plate-heat-exchanger","title":"Viessmann 7841770 050-W Combi Plate Heat Exchanger","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-5980b1568747-20\" data-testid=\"conversation-turn-208\" 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=\"ec4f29a0-e61f-4912-9b91-17803ad8aba6\" 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=\"691\"\u003eThe \u003cstrong data-start=\"4\" data-end=\"52\"\u003eViessmann 7841770 Combi Plate Heat Exchanger\u003c\/strong\u003e is a genuine replacement component engineered to provide efficient and reliable heat transfer in compatible Viessmann combi boilers. This plate heat exchanger is specifically designed to transfer thermal energy from the boiler’s primary heating circuit into the domestic hot water and central heating circuits, helping maintain consistent temperature delivery, excellent performance, and energy-efficient operation. Manufactured to Viessmann’s exact quality and safety standards, it offers long-lasting durability when fitted by a qualified heating engineer during servicing, maintenance, or replacement of a worn, fouled, or failed unit.\u003c\/p\u003e\n\u003cp data-start=\"693\" data-end=\"1027\"\u003eCompatibility for the \u003cstrong data-start=\"715\" data-end=\"753\"\u003e7841770 combi plate heat exchanger\u003c\/strong\u003e includes Viessmann \u003cstrong data-start=\"773\" data-end=\"803\"\u003e050-W series combi boilers\u003c\/strong\u003e that utilise this specific plate exchanger design. As part of the boiler’s thermal circuit, it plays a key role in ensuring rapid heat transfer to meet hot water demand while supporting stable and efficient central heating.\u003c\/p\u003e\n\u003cp data-start=\"1029\" data-end=\"1431\"\u003eUsing a genuine Viessmann plate heat exchanger helps maintain effective heat transfer, supports consistent hot water and heating delivery under varying demand, and contributes to the long-term dependable and energy-efficient operation of your central heating and hot water system. Always confirm your boiler’s exact model and part requirements before installation to ensure correct fit and performance.\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":"Plumbparts xpress","offers":[{"title":"Default Title","offer_id":56695594320217,"sku":null,"price":101.82,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0982\/9738\/1209\/files\/2321322.jpg?v=1767704594","url":"https:\/\/plumbpartsxpressshop.com\/products\/viess-7841770-plate-heat-exchanger","provider":"Plumbparts xpress","version":"1.0","type":"link"}