{"product_id":"viessmann-7837231-expansion-vessel-replacement-spare-part","title":"Viessmann 7837231 Expansion Vessel | Replacement Spare Part","description":"\u003ch3\u003e\u003cspan style=\"font-size:20px\"\u003eViessmann 7837231 Expansion Vessel | Replacement Spare Part\u003c\/span\u003e\u003c\/h3\u003e\u003cp\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cbr\u003eCompatible replacement for the Viessmann 7837231 8 litre membrane expansion vessel (CRI 8), which absorbs the expansion of heated water and keeps system pressure stable. For Vitodens 050-W and 100-W boilers, supplied with fitting bolts and washer. Not an original Viessmann part. Gas Safe registered engineer required.The price shown includes FREE DELIVERY.\u003cbr\u003eFor any more information on this product or to see if there is a better alternative, just call one of our products experts on 01934 311800.\u003c\/span\u003e\u003c\/p\u003e","brand":"Water Heating Spares","offers":[{"title":"Default Title","offer_id":54880578470227,"sku":"WHSVIESSMANNSPARE03","price":87.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/9433\/1475\/files\/7828718.png?v=1788789347","url":"https:\/\/waterheatingspares.co.uk\/products\/viessmann-7837231-expansion-vessel-replacement-spare-part","provider":"Water Heating Spares","version":"1.0","type":"link"}