Vaillant ecoTEC Plus 424 Open Vent Boiler - 0010021223

Vaillant ecoTEC Plus 424 Open Vent Boiler - 0010021223

The ecoTEC plus range of open vent boilers is extremely reliable, with the quality of components and manufacturing that Vaillant is known for. Thanks to continuous modulation and real combustion control by a multi-sensor system, they achieve high efficiency with the lowest emissions. These boilers have an aluminium heat exchanger with wide waterways: an ideal choice for larger properties.

The open vent range features 12, 15, 18, 24 and 30kW output models, meeting the heating requirements of varying house sizes. Each one is ultra-quiet a feature recognised by the Noise Abatement Society, which has awarded many of the ecoTEC plus range with the Quiet Mark accreditation for its innovative design, specifically created to ensure a peaceful home for your customers.

Features & benefits

10-year guarantee available

Free 5-year guarantee out of the box as standard. Extended guarantee available when installed with a Boiler Protection Kit and registered on Advance.

Boiler Plus compliant with Vaillant controls

Install with the VRT 15, timeSWITCH 160 and VR 66 wiring centre for the easiest way to meet Boiler Plus.

High specification aluminium heat exchanger

Designed for longer life, easier maintenance, and lower energy bills.

Easy installation and maintenance

Accessible layout allows all components to be replaced from the boiler front, with removable side panels for even more access.

60/100 push fit flue system with full range of accessories

80/125 flue system option for even longer lengths and installation flexibility.

Electronic gas and air modulation system

For precise self-setting gas combustion to improve performance and lower emissions.

Compatible with Vaillant's heat pump range

Can be fitted with an aroTHERM heat pump to create a hybrid system.

Dedicated models available for LPG

A perfect solution for off-gas areas.