Supplied with a horizontal flue, the Vaillant ecoFIT pure 825 combination boiler is quick and easy to install thanks to its lighter weight and compact cupboard fit size. Built using premium quality components, blending German engineering and British manufacturing, this reliable 25kW combi has earned an ErP A rating for efficiency thanks to its reduced energy consumption. Operating almost silently, the ecoFIT pure has been awarded the Noise Abatement Society's Quiet Mark.

Product features

• Includes boiler and horizontal flue

• Compact cupboard fit for flexible siting

• Top and rear flue options

• 10M flue length

• Quiet Mark accreditation

• Clear LED display offers visibility in dimly lit areas

• Accessible layout allows all components to be replaced from the boiler front

• Complete availability of spare parts for hassle-free maintenance

• Recognisable Vaillant fault codes for easier diagnostics

• High-specification aluminium heat exchanger designed to last longer

• High-quality components offer peace of mind for the boiler’s lifetime

• 4-sided cooling

• Automatic purging assistance

• Water agitation reduces stress on heat exchanger

• DHW flow rates of 10.4LPM at 35K or 8.2LPM at 42K

• Complete compatibility with Vaillant intelligent controls