Vaillant ecoTEC plus 412 Open Vent ERP - 0010021220

It’s cupboard-size compact and has a rear flue option available to give you more choice where you put it. But just because it’s small, you don’t have to compromise on performance. Because we know that’s what you want from your boiler. You want it to be efficient, easy to use, reliable and quiet. Its straightforward backlit display, its aluminium heat exchanger and its premium components all mean that with the ecoTEC plus is a great boiler to have in your home.