We use cookies to ensure that we give you the best experience on our website and to constantly adjust our website to your needs. We also use cookies to provide you with helpful features and value added functionality. To use the website with full comfort, please accept to receive all cookies on our website.

Accept Decline

Open Vent Boilers

ecoTEC plus 412, 415, 418, 424, 430 and 435

ecoTEC plus open vent boiler range

  • Rear flue option
  • Compact dimensions
  • Large backlit plain text display
  • Removable side panels

ecoFIT pure open vent boiler

412, 415, 418, 425, 430 and 435 outputs

  • Compact, cupboard fit solution
  • Top and rear flue options
  • Automotive grade aluminium heat exchanger
  • Easy installation and maintenance
  • Standard 2 year warranty. Free 7 year warranty when registered by a Vaillant Advance partner (promotion until 31/12/18)
  Trustpilot