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Vaillant ecoTEC Exclusive 843 43kW Combi Boiler 10017065

Regular price £2,835.00 GBP
Regular price £2,494.80 GBP Sale price £2,835.00 GBP
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The ecoTEC exclusive combines a range of smart technologies and features to provide great performance. Intelligent management of consumption and output keeps all components running at peak performance for longer, resulting in low maintenance costs. A modulation range of up to 1:10 results in lower fuel bills, whilst an extra condensate heat exchanger increases efficiency further. Green iQ Mode optimises running cycles for even lower gas consumption and the boiler is highly recyclable (85%) at the end of its life.

  • Full heat condense heat engine for greater efficiency and lower flue temperatures
  • 1 to 10 modulation for greater efficiency and suitability for wide range of house types
  • High hot water flow rates for customer comfort
  • Gas adaptive opitmising gas-air ratio for best combustion and lower costs
  • LPG compatible and future proofed for bio gas making it suitable for today and the future
  • In-built intelligence making set up simple (Wizard)
  • Compatible with vSMART app based control
  • Quiet mark approved demonstrating greater end user comfort
  • Sustainble choice of material making product 85% recyclable
  • 5 year Guarantee increases to 7 year Warranty. Must be registered on Advance


Standard 3 - 5 Business Days: £5.95

Express  1 - 2 Business Days: £9.95 

Free Standard Delivery On Orders Over: £250

We only dispatch orders between Monday to Friday.

All orders must be placed before 12pm, so they can be dispatched on the same working day.