Vaillant ecoTEC Plus 637 System Boiler Natural Gas ErP
37kW ErP Condensing System Boiler
The Vaillant ecoTEC 637 is the biggest of the ecoTEC system boiler range from Vaillant with a central heating output of 37kW and a BTU output of 130,000 makes it a perfect choice for larger size properties with 4 or more bedrooms and 1 or 2 bathrooms.
Features & Benefits
- For use with Unvented Systems.
- Stainless steel heat exchanger
- Advanced modulation during low usage to ensure maximum efficiency
- New high efficiency pump to reduce energy consumption
- Stylish contemporary case design to ensure seamless fit with home decor
- ErP Compliant
- Lightweight and compact
- Natural Gas fueled
- Includes 2 stage frost thermostat
- Built in pump and expansion vessel
- Compatible with Unvented systems