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3.2.3 Bosch ProTankless gas water heater
Below are two examples of Bosch ProTankless gas water heater installations for the whole house. One example shows an Ariston mini tank in line for reduced hot water wait time and increased temperature stability.
Bosch GWH 715 ES,
Bosch GWH C 800 ES,
Bosch GWH 425 HN or
Bosch GWH 425 PN
Hot
Ariston Pro GL4Ti for pipe runs over 100 ft, use GL8Ti
Note: place Ariston close to the point of use to reduce wait time for hot water.
Bosch GWH 715 ES,
Bosch GWH C 800 ES,
Bosch GWH 425 HN or
Bosch GWH 425 PN
Cold
Symbols
Standard tub fixture
Pressure
relief
Flowvalve direction
Service | Sink |
valves |
|
Hot
Cold
Note: Cold water piping to fixtures not shown for clarity purposes.
Note: This drawing is conceptual in nature and does not address all design, installation or safety considerations.
Additional safety and/or auxiliary equipment may be needed. This diagram is for reference use by officials, designers and licensed installers.
It is expected that installers have adequate knowledge of accepted industry practices for the equipment, procedures, and applications involved. Drawing is not to scale.
Drawing # WH2
CN
revA 10/07
Application manual 11.2007 | Bosch Water Heating |