Vaillant Ecotech 435 Heat Only with Horizontal Flue & 15mm Scale Reducer

The Vaillant ecoTEC Plus 435 Open Vent Boiler is a premium 35kW heat-only gas boiler designed for traditional open-vented central heating systems. Combining high heating performance with advanced condensing technology, it provides efficient, reliable, and quiet operation for larger homes with higher heating demands. It is designed to work alongside a separate hot water cylinder and cold water storage tank, making it an ideal replacement for older regular boilers. Its compact dimensions, flexible installation options, and intuitive controls make the ecoTEC Plus 435 an excellent choice for homeowners looking for dependable heating performance without compromising...