The Baxi 424 combi boiler has a high-efficiency rating of 93% and an ErP A-rating for both heating and hot water, meaning that this combi boiler has the ability to help you to save money on your energy bills, and also help reduce your carbon footprint.
Combi boilers are ideal for properties where space is limited as they remove any need for additional hot water or cold water storage tanks that you would typically need with a regular or system boiler. Thanks to their compact and lightweight design, this means that they can be installed neatly into the space of a standard kitchen cupboard.
There are 2 combi boilers in the Baxi 400 range, the 424 model and the 428. This combi boiler, the 424 model has an output of 21.8kW for central heating and an output of 24kW for hot water. The difference between these combi boilers is that the 428 has a more powerful DHW output rating of 28kW.
