Search   Back to Catalog

Vaillant Ecotec Plus 825 ErP Combination Boiler 0010021823

1,236.36 inc vat
In Stock
Request Info
Vaillant Ecotec Plus 825 ErP Combination Boiler 0010021823

Vaillant Ecotec Plus 825 ErP Combination Boiler 0010021823
The Vaillant ecoTEC plus 825 is suitable for a 3 or 4 bedroom flat with 1 bathroom, or a small house with a low hot water requirement. Hot water delivery within 5 seconds, without the need for a storage tank or cylinder. It fits simply and easily into homes even with limited space.

***Collection and Payment in store only***

  • Gas inlet connection: 15mm
  • Connections heating flow and return: 22mm
  • Connector expansion relief valve (minimum): 15mm
  • Flue size (concentric): 60/100mm
  • Condensate drain (minimum internal diametre drain): 19mm
  • Inlet gas working pressure (G20, natural gas): 20mbar
  • Inlet gas working pressure (G31, propane): 37mbar
  • Approved flue type: C13, C33,C43, C53
  • NOx class: 5
  • SEDBUK SAP seasonal efficiency 2009: 89.3%
  • ErP rating Central Heating: A
  • ErP rating Hot Water: A
  • Boiler dimensions (WxHxD): 440x720x338
  • Weight (boiler only): 36kg
  • Nominal heat output range of central heating at 50C flow/30C return: 4.2 - 20.4kw
  • Nominal heat output range of central heating at 80C flow/60C return: 3.8 - 19.3kw
  • Maximum DHW output: 25.4kw
  • Maximum DHW input: 25.9kw
  • Maximum central heating input: 19.6kw
  • Minimum central heating output: 4kw
  • Maximum flow temperature: 85C
  • Adjustable flow temperature (default setting: 75C): 30 - 80C
  • Maximum CH system pressure: 3bar
  • Mains water pressure required for maximum flow rate: 0.8bar
  • Expansion vessel capacity: 10 litre
  • Volume of water circulating (ΔT= 20 K): 830l/h
  • Approx. Condensation volume at 50C feed/30C return: 2.0l/h
  • Remaining feed head of pump (at nominal circulation water volume): 0.25bar
  • Minimum DHW flow rate: 2l/min
  • DHW flow rate at 35C temperature rise: 10.5l/min
  • Maximum domestic cold water pressure: 10bar
  • Minimum operational water pressure: 0.35bar
  • Hot water discharge temperature range: 35 - 65C
  • Electrical supply voltage: 230v 50hz
  • Internal fuse (slow) main voltage: 2A
  • Minimum electrical power consumption: 35w
  • Maximum electrical power consumption: 65w
  • Standby electrical power consumption: <2w
  • Protection class: IP X 4D
***Collection and Payment in store only***

Trade counter collection only from London's leading Independent supplier of Vaillant Boilers.

Select from the items list below for related products for this boiler.

Please bring a copy of your Sales Order when coming to Pay and Collect.