Vaillant EcoTEC Plus 831 Combi Boiler
Vaillant EcoTEC Plus 831 Combi Boiler
DHW 12.7 litres/min
8.7-24.0 kW
H 720mm x W 440mm x D 335mm
2 year warranty
Features
- SEDBUK A rated
- Suitable for fully pumped sealed systems
- Fully modulating
- High performance DHW with Aquacomfort System
- Stainless steel heat exchanger
- Filling loop supplied
- Built-in automatic system by-pass
- Energy saving 2 stage frost protection
- Built-in boiler status and diagnostic display system
