{"product_id":"vaillant-ecofit-pure-618-18kw-system-boiler-0010020397","title":"Vaillant ecoFIT Pure 618 18kW System Boiler Only – 0010020397","description":"\u003ch1\u003e\u003cspan\u003eVaillant ecoFIT Pure 618 18kW System Boiler Only – 0010020397\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eVaillant ecoFIT Pure 618 System Boiler\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a compact and efficient 18kW gas boiler designed for sealed central heating systems with a separate hot water cylinder.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWith its compact dimensions and cupboard-friendly design, the ecoFIT Pure range is an excellent choice for installations where space is limited, while still delivering the reliability and performance expected from Vaillant.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e18kW heating output\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSystem boiler\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – designed for use with a separate hot water cylinder\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompact, space-saving design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for a wide range of domestic heating systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eNatural gas\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eReady for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eup to 20% hydrogen blend\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReliable Vaillant engineering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for straightforward installation and servicing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eManufacturer Part Number: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0010020397\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eEAN: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4024074778975\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBoiler weight: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e32.8kg\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specification\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Vaillant\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eRange:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ecoFIT Pure\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 618\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eBoiler Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e System Boiler\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eOutput:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 18kW\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eFuel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Natural Gas\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eManufacturer Part Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0010020397\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eEAN:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4024074778975\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDimensions:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 856mm (H) × 365mm (W) × 473mm (D)\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eWeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 32.8kg\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eHydrogen Ready:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes – up to 20% blend\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eMagnetic Filter Included:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e No\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhat's Included?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 × Vaillant ecoFIT Pure 618 System Boiler\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePlease Note:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This listing is for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eboiler only\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flue, controls, magnetic filter and other installation accessories are sold separately unless otherwise stated.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhy Choose the Vaillant ecoFIT Pure 618?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 618 is particularly well suited to smaller and medium-sized properties using a traditional cylinder-based hot water system. Its 18kW output provides an efficient solution without unnecessarily oversizing the boiler.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe compact ecoFIT Pure design also makes it a strong choice for replacement installations where available space is important.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e \u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"UTF-8\"\u003e\n\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eThis Supplier typically operates a 6 - 11 Working Day Lead Time\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":54589461430609,"sku":"4024074778975","price":1500.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/5022\/0369\/files\/Screenshot2026-08-16at21.03.43.png?v=1786910811","url":"https:\/\/www.hydeplumbheatsuppliers.co.uk\/products\/vaillant-ecofit-pure-618-18kw-system-boiler-0010020397","provider":"Hyde Plumbing \u0026 Heating Supplies","version":"1.0","type":"link"}