- Available in 5 outputs the GB402 high efficiency commercial boiler with up to 110% efficiency (NCV).
- Ideal for single or multiple boiler installations in medium to large buildings, including schools, hotels, care homes, offices and commercial buildings.
- This boiler must be installed in a sealed system. Bosch Commercial and Industrial supply a range of system separation Plate Heat Exchangers to aid sealed system installations.
GB402 (395 - 620kW)
Compact, quiet and perfect for both new build and renovation projects. It combines high efficiency and low emissions with a wide range of practical benefits.
At a glance
- Compact, quiet and perfect for both new build and renovation projects
- It combines high efficiency and low emissions with a wide range of practical benefits
- NOx emissions below 40mg/kWh
- Efficiency (NCV) up to 110.4% at 40/30 degrees celsius
- Suitable for use with a wide range of controllers (RC35, EM10, MCM10, 8000 Series)
- Suitable to use with a balanced flue arrangement
GB402 Technical Documents