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 4.8 stars

1,570 reviews

 4.8 stars

1,570 reviews

Vaillant ecoTEC plus 838 Combi Gas Boiler

Vaillant ecoTEC plus 838 Combi Gas Boiler Boiler
Typical Price (inc VAT)
£1,408
Typical installation Cost (inc VAT)*
£500 - £1000
Sundries (Filter, Flue, etc)
£300
Total Cost
£2,208 - £2,708

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Make Vaillant
Model ecoTEC plus 838 Combi Gas Boiler
Is Condensing Condensing
Efficiency Rating 94%
Band Rating A Rated
LPG Compatible No
Standard Warranty 10 Years
Central Heating Max. Output 30.1 kW
Mounting Wall Mounted
Flow Rate 15.9 l/min
Typical Price (inc VAT) £1,408
Typical installation Cost (inc VAT)* £500 - £1000
Sundries (Filter, Flue, etc) £300
Total Cost £2,208 - £2,708
ERP Rating A Heat A Water
Hot Water Max. Output 38.7 kW

* This is a guide price for a straightforward, like-for-like boiler replacement. Installation costs will vary dependent on work required.

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Vaillant ecoTEC plus 838 combi gas boiler at a glance

  • - Suitable for: medium-sized homes with up to 20 radiators and 2 bathrooms
  • - Fuel: Gas
  • - Type: Combi / Condensing
  • - Central Heating Output: 30.1kW
  • - Domestic Hot Water Output: 38.7kW
  • - Efficiency: 94% efficiency / ErP A-rating for heating and hot water
  • - Typical Total Cost: £2,208 - £2,708

Is a Vaillant ecoTEC plus 838 combi gas boiler suitable for my home?

The ecoTEC plus 838 is a suitable choice for homes with up to 20 radiators. Its DHW output of 38.7kW makes it an excellent boiler for properties with 2 bathrooms and a higher demand for hot water.

For homes with lower demand, you may consider the ecoTEC plus 825, ecoTEC plus 832, or ecoTEC plus 835 models. If you are unsure which boiler best suits your home, you can use our free boiler comparison tool.

What is the output range on a Vaillant ecoTEC plus 838?

Combi boilers have two output ratings: one for central heating (CH) and another for domestic hot water (DHW). Vaillant ecoTEC plus 838 combi gas boiler has a CH output of 30.1kW and a DHW output of 38.7kW.

What is the size of the Vaillant ecoTEC plus 838 combi boiler?

This is a wall-mountable boiler that can fit inside a standard cupboard. Its exact dimensions are 720x440x406mm (HxWxD). The compact size of the Vaillant ecoTEC plus 838 will help you save space in your home.

Vaillant ecoTEC plus 838 combi gas boiler price

The Vaillant ecoTEC plus 838’s price ranges from £2,208 - £2,708. This estimate includes installation costs (£500 - £1,000) and sundries (fixtures and fittings) at around £300.

Get the best deals for this combi gas boiler

The best way to ensure you get your new boiler installed for the best possible price is by comparing offers from multiple heating engineers. At Boiler Guide, we save you time and effort by finding you up to 3 quotes for Vaillant ecoTEC plus 838 combi boilers from local heating companies. Try our quote comparison service. It is free, fast, and highly reliable.

Warranty on the Vaillant ecoTEC plus 838 combi gas boiler

The standard warranty on the Vaillant ecoTEC plus 838 combi boiler lasts 5 years. Warranties on Vaillant boilers can be extended to 7-10 years when installed by a Vaillant Advance installer.

Vaillant reviews

Vaillant has an average rating of 4.6 out of 5 from over 16,000 reviews on Trustpilot, which shows that customers hold them in high regard. This company is one of the oldest and largest manufacturers in the heating industry.

The Vaillant ecoTEC boiler range received a Quiet Mark Accreditation from the Noise Abatement Society for their quiet running boilers. Vaillant’s entire range of domestic boilers was awarded ‘Best Buy’ status in 2020 by “Which?”.

FAQ

Is the Vaillant ecoTEC plus a combi boiler?
Vaillant’s ecoTEC plus series includes combi, system, and regular boilers. Each one is suitable for different levels of demand for central heating and hot water.

Is Vaillant ecoTEC plus 838 a good combi boiler?
The Vaillant ecoTEC plus 838 combi gas boiler is a highly efficient condensing boiler. Its efficiency rating of 94% can help you reduce your energy bills and your home's carbon footprint.

It also has special features that allow it to perform reliably and efficiently. These include:
  • - Wide modulation of up to 1:6 (helps to ensure the boiler has a low energy consumption)
  • - flame lift detection system (allows quieter combustion)
  • - built-in 2-stage frost protection
Using our free boiler comparison tool, you can compare this boiler against other models from Vaillant or a different brand.

What kW is Vaillant 838?
Combi boilers have 2 output ratings. Vaillant’s ecoTEC plus 838 combi gas boiler has a central heating output of 30.1kW and a domestic hot water output of 38.7kW.

What is the life expectancy of a Vaillant boiler?
The average life expectancy of a boiler is between 10-15 years. You can extend your boiler’s lifespan by having it serviced at least once a year.

What is the difference between Vaillant ecoTEC Plus and Pro?
The Vaillant ecoTEC plus series includes combi, system, and regular boilers. The ecoTEC pro series, on the other hand, only includes three combi boiler models (ecoTEC pro 24kW, ecoTEC pro 28kW, and ecoTEC pro 30kW). Both series have similar energy efficiency rates; however, the plus models are higher quality boilers and, naturally, more expensive.

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Excellent 4.8 out of 5

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