
The new GWH C 920 ES condensing unit offers a flow rate of up to 11.2 gpm, 94% efficiency, and the most advanced features in tankless technology, yet requires only 225,000 BTU/Hr input. It is designed to cascade for increased flow rates and will accommodate recirculating applications as well.
Efficient Condensing Technology: ProTankless GWH C 920 ES
- 94% thermal efficiency – .90 energy factor
- Condensing heat exchanger for maximum efficiency
- Vents vertically or horizontally with 3" PVC, CPVC or ABS-DWV
- Concentric and twin pipe venting options
- Direct vent, room-sealed combustion
- Ability to cascade units for increased flow rates
- Suitable for recirculating applications
- Outdoor installation using optional kit