{"product_id":"vaillant-ecotec-plus-635-system-boiler","title":"Vaillant ecoTEC Plus 635 System Boiler","description":"\u003ch3\u003eVaillant ecoTEC Plus 635 System Boiler\u003c\/h3\u003e\n\nThe Vaillant ecoTEC Plus 635 System Boiler is a powerful, high-efficiency heating solution from Vaillant’s latest range, designed to deliver exceptional performance while keeping installation and servicing straightforward. With a refined internal layout and improved access to key components, this model helps engineers work more efficiently while ensuring long-term reliability for homeowners.\n\nThis updated ecoTEC Plus model features a modern semi-touch interface, making setup and operation simple and intuitive. The guided commissioning wizard takes installers through each stage of the process, while the clear display and easy navigation make day-to-day use effortless. With the same footprint, pipe connections, and flue positioning as previous models, it’s ideal for quick and hassle-free like-for-like replacements.\n\nAdvanced performance is driven by Vaillant’s latest innovations. IoniDETECT technology continuously monitors combustion, allowing the boiler to operate across a wide modulation range of up to 1:10. This ensures the boiler adapts precisely to heating demand, improving efficiency and reducing energy consumption. linBUS technology further enhances performance by providing accurate readings of flow rate and pressure via the internal pump.\n\nBuilt with flexibility and future readiness in mind, the ecoTEC Plus 635 is hydrogen-ready, meaning it can safely operate with up to a 20% hydrogen blend. It also integrates seamlessly with Vaillant’s range of controls, flues, boiler protection kits, and renewable technologies, making it suitable for a wide variety of heating systems. In addition, it is smart home ready and can be connected to the myVAILLANT connect internet gateway for app-based control (additional equipment may be required).\n\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\nRefined internal layout for easier installation and servicing\n\nIntuitive semi-touch interface with guided commissioning wizard\n\nIoniDETECT technology for intelligent combustion monitoring\n\nWide modulation range (up to 1:10) for improved efficiency\n\nlinBUS technology for enhanced system performance and accuracy\n\nHydrogen-ready for up to 20% hydrogen blend\n\nSmart home ready with myVAILLANT connect (additional equipment required)\n\nCompatible with Vaillant controls, flues, and accessories\n\nFamiliar footprint for easy replacement installations\n\nUp to 10-year warranty available with Vaillant Advance Installer\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\nProduct Type: Gas System Boiler\n\nModel: ecoTEC Plus 635\n\nGTIN: 4024074906750\n\nHeight: 720 mm\n\nWidth: 440 mm\n\nDepth: 386 mm\n\nWeight (Net): 38 kg\n\nGross Weight: 41 kg\n\nWarranty: 5 years (extendable to 10 years with Vaillant Advance Installer)\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eIs the ecoTEC Plus 635 suitable for larger homes?\u003c\/h4\u003e\n\nYes, this model is designed for properties with higher heating demands, making it ideal for larger homes or systems requiring greater output.\n\n\u003ch4\u003eCan this boiler be controlled remotely?\u003c\/h4\u003e\n\nYes, it is smart home ready and can be connected to the myVAILLANT connect gateway, allowing remote control via an app when used with compatible controls.\n\n\u003ch4\u003eWhat makes this boiler efficient?\u003c\/h4\u003e\n\nThe combination of IoniDETECT technology and a wide modulation range ensures the boiler adjusts precisely to heating demand, reducing energy waste and improving overall efficiency.","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":52979127124310,"sku":"148518","price":1930.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/4509\/4998\/files\/vaillant-ecotec-plus-635-system-boiler-6778593.jpg?v=1775036170","url":"https:\/\/jjbuildingmaterials.co.uk\/products\/vaillant-ecotec-plus-635-system-boiler","provider":"JJ Building Materials","version":"1.0","type":"link"}