Wall-Hung Combi and System Boiler
ecoFIT pure
The cupboard-size boiler suitable for any home
Heating
Hot water
- Available in 12kW - 35kW outputs
- Small boiler footprint, offering flexibility of siting, including a cupboard-fit and wide range of flueing options
- Automotive grade aluminium heat exchanger
- Easy installation and maintenance
- Available in combi, system and open vent

Documents
Useful links
Easy installation and maintenance
Compact design, and flexible siting options (with top and rear flue options) make the ecoFIT pure range ideal for your customers' needs. Featuring a high specification aluminium heat exchanger, designed to last longer, be easily serviced and more efficient.An accessible front-facing layout makes replacing components straightforward for installers. The high-specification aluminium heat exchanger ensures the ecoFIT pure is built to last and maintain with ease and maintain easily. The clear LED display offers visibility in dimly lit areas for easier installation and use.Compact cupboard fit
The ecoFIT combi boiler is designed with compactness in mind, making it the ideal solution for homes where space is at a premium. Its small footprint allows you to effortlessly fit it into tight spaces, including cupboards, without compromising on performance. This flexibility in siting means that even the most space-constrained properties can benefit from Vaillant's reliable heating solutions.High-quality components
The ecoFIT pure features a high-specification aluminium heat exchanger that promises durability and ease of maintenance. This innovative design extends the lifespan of the boiler, making it a cost-effective choice for your customers. The boiler is built with high-quality components, ensuring peace of mind throughout its lifetime. Additionally, the unique 4-sided cooling and water agitation of the heat exchanger minimises stress, enhancing reliability and cutting down on maintenance costs.Multiple outputs available
The ecoFIT pure is available in combi, system and open vent models with multiple outputs available:- Combi = 25kW, 30kW, 35kW
- System = 12kW, 15kW, 18kW, 25kW, 30kW
- Open vent = 12kW, 15kW, 18kW, 25kW, 30kW and 35kW