{"product_id":"vaillant-ecotec-plus-418-erp-open-vent-boiler-only","title":"Vaillant ecoTec Plus 418 (ErP) Open Vent Boiler Only","description":"\u003cp data-end=\"550\" data-start=\"188\"\u003eThe \u003cstrong data-end=\"220\" data-start=\"192\"\u003eVaillant ecoTec Plus 418\u003c\/strong\u003e is a high-efficiency \u003cstrong data-end=\"274\" data-start=\"242\"\u003eopen vent (heat-only) boiler\u003c\/strong\u003e designed for traditional heating systems with a hot water cylinder and loft tanks. With a \u003cstrong data-end=\"380\" data-start=\"365\"\u003e18kW output\u003c\/strong\u003e, it is perfectly suited for medium-sized homes that require reliable heating performance, excellent fuel efficiency, and the premium build quality Vaillant is known for.\u003c\/p\u003e\n\u003cp data-end=\"747\" data-start=\"552\"\u003eThis ErP-compliant boiler offers ultra-quiet operation, advanced modulation, and exceptional reliability—making it a favourite among installers and homeowners upgrading older open-vented boilers.\u003c\/p\u003e\n\u003ch3 data-end=\"769\" data-start=\"749\"\u003e\u003cstrong data-end=\"769\" data-start=\"753\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-end=\"1379\" data-start=\"770\"\u003e\n\u003cli data-end=\"828\" data-start=\"770\"\u003e\n\u003cp data-end=\"828\" data-start=\"772\"\u003e\u003cstrong data-end=\"795\" data-start=\"772\"\u003e18kW heating output\u003c\/strong\u003e – ideal for medium-sized homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"883\" data-start=\"829\"\u003e\n\u003cp data-end=\"883\" data-start=\"831\"\u003e\u003cstrong data-end=\"857\" data-start=\"831\"\u003eErP A-rated efficiency\u003c\/strong\u003e for lower running costs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"936\" data-start=\"884\"\u003e\n\u003cp data-end=\"936\" data-start=\"886\"\u003e\u003cstrong data-end=\"909\" data-start=\"886\"\u003eQuiet Mark approved\u003c\/strong\u003e for very quiet operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1004\" data-start=\"937\"\u003e\n\u003cp data-end=\"1004\" data-start=\"939\"\u003e\u003cstrong data-end=\"964\" data-start=\"939\"\u003eHigh modulation ratio\u003c\/strong\u003e to reduce cycling and improve comfort\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1060\" data-start=\"1005\"\u003e\n\u003cp data-end=\"1060\" data-start=\"1007\"\u003e\u003cstrong data-end=\"1058\" data-start=\"1007\"\u003eCompatible with traditional open-vented systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1125\" data-start=\"1061\"\u003e\n\u003cp data-end=\"1125\" data-start=\"1063\"\u003e\u003cstrong data-end=\"1099\" data-start=\"1063\"\u003eDurable aluminium heat exchanger\u003c\/strong\u003e for optimal performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1193\" data-start=\"1126\"\u003e\n\u003cp data-end=\"1193\" data-start=\"1128\"\u003e\u003cstrong data-end=\"1153\" data-start=\"1128\"\u003eClear digital display\u003c\/strong\u003e for easy user control and diagnostics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1261\" data-start=\"1194\"\u003e\n\u003cp data-end=\"1261\" data-start=\"1196\"\u003e\u003cstrong data-end=\"1216\" data-start=\"1196\"\u003eFrost protection\u003c\/strong\u003e, suitable for loft or garage installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1316\" data-start=\"1262\"\u003e\n\u003cp data-end=\"1316\" data-start=\"1264\"\u003e\u003cstrong data-end=\"1295\" data-start=\"1264\"\u003eCompact, lightweight design\u003c\/strong\u003e for easier fitting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1379\" data-start=\"1317\"\u003e\n\u003cp data-end=\"1379\" data-start=\"1319\"\u003e\u003cstrong data-end=\"1351\" data-start=\"1319\"\u003ePremium Vaillant engineering\u003c\/strong\u003e for long-term reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1398\" data-start=\"1381\"\u003e\u003cstrong data-end=\"1398\" data-start=\"1385\"\u003eIdeal For\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-end=\"1608\" data-start=\"1399\"\u003e\n\u003cli data-end=\"1452\" data-start=\"1399\"\u003e\n\u003cp data-end=\"1452\" data-start=\"1401\"\u003eHomes with an existing open-vent hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1494\" data-start=\"1453\"\u003e\n\u003cp data-end=\"1494\" data-start=\"1455\"\u003eProperties using a hot water cylinder\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1544\" data-start=\"1495\"\u003e\n\u003cp data-end=\"1544\" data-start=\"1497\"\u003eMedium homes needing an 18kW heat-only boiler\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1608\" data-start=\"1545\"\u003e\n\u003cp data-end=\"1608\" data-start=\"1547\"\u003eCustomers wanting high efficiency and premium build quality\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1633\" data-start=\"1610\"\u003e\u003cstrong data-end=\"1633\" data-start=\"1614\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-end=\"1730\" data-start=\"1634\"\u003e\n\u003cli data-end=\"1730\" data-start=\"1634\"\u003e\n\u003cp data-end=\"1730\" data-start=\"1636\"\u003e\u003cstrong data-end=\"1687\" data-start=\"1636\"\u003eVaillant ecoTec Plus 418 Open Vent Boiler (ErP)\u003c\/strong\u003e\u003cbr data-end=\"1690\" data-start=\"1687\"\u003e\u003cem data-end=\"1730\" data-start=\"1690\"\u003e(Flue and accessories sold separately)\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1771\" data-start=\"1732\"\u003e\u003cstrong data-end=\"1771\" data-start=\"1736\"\u003eWhy Choose the ecoTec Plus 418?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"2047\" data-start=\"1772\"\u003eThis model delivers an excellent balance of performance, quietness, and energy efficiency. With Vaillant’s advanced engineering, the ecoTec Plus 418 ensures reliable heating, reduced fuel usage, and long-term durability—making it an ideal upgrade for older heat-only boilers.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":56824298307929,"sku":null,"price":1400.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0982\/9738\/1209\/files\/ecotec-ov_6.jpg?v=1765376781","url":"https:\/\/plumbpartsxpressshop.com\/products\/vaillant-ecotec-plus-418-erp-open-vent-boiler-only","provider":"Plumbparts xpress","version":"1.0","type":"link"}