Vaillant EcoTEC Plus 838 Combi Boiler

The Vaillant EcoTec Plus 838 has a central heating output rating of 30.1kW, which is one of the most powerful in its range and great for small to medium-sized homes with up to 20 radiators. The domestic hot water output is 38.7kW is perfect for homes with two bathrooms including a bath.

As mentioned, the EcoTec Plus 838 is one of the most powerful in its range, with only the EcoTec 938 offering more power. If your home does not require this demand for central heating or hot water, then Vaillant has designed the EcoTec Plus 825, 832, and 835, which may be better suited to your home.

Combi boilers are a great option for smaller homes with limited space. This is because they remove the need for any additional tanks or cylinders, helping you save space in your home. As a result of this, they have become a popular choice of boiler in the U.K.