How we're operating during the COVID-19 pandemic

Find out more How we’re operating during COVID-19
  • Get the best quotes, fast!
  • Over 5,000 engineers across the UK
  • Gas Safe registered engineers

Need a New Boiler?

Get FREE no-obligation quotes now!

  • No delays! Get quotes today
  • Compare quotes & get the best prices
  • Gas Safe & OFTEC registered engineers
 4.8 stars

1,269 reviews

 4.8 stars

1,269 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

Get a quote to install this boiler

Need a repair instead? Get a repair quote
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

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

Get a quote to install this boiler

Need a repair instead? Get a repair quote
Product Description

The Vaillant ecoTEC Plus 838 is a condensing combi gas boiler that’s the perfect choice for homes with higher demand for heating and hot water.

How efficient is this boiler?

The ecoTEC Plus 838 is a highly efficient combi boiler, as shown by the 89.3% SEDBUK rating and ErP A-rating for heat. It also boasts an A-rating for hot water thanks to a flow rate of 2 litres per minute.

Is the output rating suitable for my home?

The Vaillant ecoTEC Plus 838 has a central heating output rating of 30.1 kW, which is best suited to homes with 20 radiators. The domestic hot water (DHW) output is 38.7 kW, great for homes with 2 bathrooms and a higher demand for hot water.

Are there any options available in the ecoTEC Plus range?

Vaillant's ecoTEC Plus includes several models with different outputs to suit a range of property sizes. Additional central heating outputs available in the range include 20.4 kW, 25.7 kW 30.9 kW and 32.2 kW.

Is a combi boiler the right choice for my home?

Combi boilers are great for smaller properties or properties where space is limited. As they do not require an external water tank or cylinder since everything is wrapped up in one cost effective unit .

How long is the warranty period?

The Vaillant ecoTEC 838 comes with a 5 year warranty as standard which can be extended to 7-10 years when installed by a Vaillant Advance installer.

What are the key features of the Vaillant ecoTEC Plus 838?

This is a cost effective boiler that will help to reduce your energy bills and the carbon footprint of your home. In addition, the unit is compact, making installation simpler and cheaper as a result.

The Vaillant ecoTEC 838 is able to deliver up to 20 litres of hot water per minute and instant hot water in only 5 seconds, there’s also a wide modulation of up to 1:6 helping to ensure the boiler has a low energy consumption as well as achieving maximum efficiency with the flame lift detection system also delivering quieter combustion.

Within the boilers are a host of features that help to make it highly efficient, including built-in 2-stage frost protection to ensure the unit is protected all year round. Vaillant ecoTEC boilers are also ultra-quiet in operation, proven by the Quiet Mark accreditation.

How big is this boiler?

This unit is a compact wall-mountable boiler that can fit inside a standard cupboard, should you want to install it in a garage or loft, the frost protection will keep the boiler running even in the depths of winter. It has dimensions of 720 x 440 x 600mm (HxWxD).

Get a quote to install this boiler

Need a repair instead? Get a repair quote

Get a quote to install this boiler

Need a repair instead? Get a repair quote

Need a new boiler?

Get FREE no-obligation quotes now!

Excellent 4.8 out of 5

Find approved boiler engineers
in your area.

Begin your search by entering your postcode below.

Or select your region from the list and start your search