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Vaillant ecoTEC plus 637 37kW System Boiler with Horizontal Flue Pack 10021835

Regular price £2,457.00 GBP
Regular price £2,162.16 GBP Sale price £2,457.00 GBP
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Usually installed with a hot water cylinder this system boiler can be filled directly from the water mains, meaning that you (normally) won’t need a cold water tank in the loft, and it will ensure you have a large body of water stored for use in your home

  • Stainless steel heat exchanger
  • ERP A Rated
  • SAP 2009 Annual Efficiency Rating 89.2%
  • 720mm high x 440mm wide x 406mm deep
  • 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.