Supplementary Document

www.bosch-climate.us | 12
Bosch Therm condensing
gas tankless water heaters
Bosch Therm C 1210 ESC

225,000 BTU/Hr Max
25,000 BTU/Hr Min

Up to 98% Thermal efciency

12.1 gallons per minute capacity

Available in NG and LP models

100°F - 180°F temperature range

Intelligent Cascading up to 24 units

Altitude tested to 8,000 ft.

Vents with PVC
Bosch Therm C 1050 ES

199,000 BTU/Hr Max
19,900 BTU/Hr Min

92% Thermal efciency

10.5 gallons per minute capacity

Available in NG and LP models

Energy Factor: 0.92

100°F - 140°F temperature range

100°F - 184°F with High Temp Kit

Intelligent Cascading up to 24 units

Altitude tested to 8,000 ft.

Vents with PVC
Bosch Therm C 950 ES

175,000 BTU/Hr Max
19,900 BTU/Hr Min

93% Thermal efciency

9.2 gallons per minute capacity

Available in NG and LP models

Energy Factor: 0.92

100°F - 140°F temperature range

100°F - 184°F with High Temp Kit

Intelligent Cascading up to 24 units

Altitude tested to 8,000 ft.

Vents with PVC
Bosch makes outdoor installations simple and attractive with optional
Outdoor Vent Kit, Pipe Cover and Recess Box accessories.
Exterior Air Intake:
Sealed Combustion
CONDENSING MODELS install indoors with PVC venting up to 63 feet or outdoor with optional accessory kit
Room Air Intake:
Vertical
Room Air Intake:
Horizontal
Sealed Combustion:
Horizontal Concentric
Sealed
Combustion
Vertical
Concentric:
Minimum Vent
Set-Up Side View
Outdoor
Installation
Refer to the Product Manual for more vent congurations