Vaillant Boilers offer outstanding German Technology and have an excellent reputation throughout the UK. Reliability and quality in both product and service are at the heart of Vaillant.

Vaillant ecoTEC Plus 835 35Kw combi boiler

The Vaillant ecoTEC Plus 835 35Kw is a boiler that does not require a hot water storage tank or a cold water feeder tank in the loft. It’s built for the home that doesn’t have a lot of extra room to store water, and will deliver instant hot water on demand. Available in outputs between 25kW and 38kW, this particular model is available to run on mains gas but there are models that are available for LPG if required.

The Vaillant ecoTEC Plus 835 35Kw is a combi style boiler that delivers hot water almost instantaneously. It’s recognised in Which? magazine for being very dependable and not breaking down often, which will save you money over time.

The Vaillant ecoTec Plus 835 delivers 89.3% when it comes to heating efficiency, which is typical for this type of boiler. The controls are exposed and very easy to use.

You’ll find an on/off switch for controlling your water and central heating. You will need to fit extra controls such as a thermostatic radiator valves and a room thermostat to get the best from this model. Your engineer or heating installer can recommend which ones are the most suited to your home .

Central heating output: 31kW
DHW flow rate: 14.3 litres per minute
Domestic hot water (DHW) output: 35kW

vaillant combi boilers
Vaillant 32kW Combi Boiler Review
  • German technology
  • Compact combi boiler
  • A rated – highest possible efficiency rating
  • Lightweight can mount onto the wall
  • Easy to service
  • Removable side panels for greater access
  • High performance, control and efficiency
  • Precision heating to reduce your fuel bills
  • Delivers hot water within 5 seconds
  • No need for a storage tank or cylinder
  • 5 year guarantee – with 7 to 10 year available
  • Smart thermostats can be added

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