Installation instructions

3.3.3Venting configuration examples

Below are approved examples of horizontal venting installations.

4"

HORIZONTAL RUN

1/4" PER￿FOOT

DOWN TO

TERMINATOR.

CONDENSATE

DRAIN

6720608542-02.2AL

Fig. 13 Horizontal side wall venting installation (single pipe penetration)*

* Warning: for non-freezing climates only! Important:

6720608542-05.2AL

Fig. 15 Horizontal twin pipe penetration

Below are approved examples of vertical venting installations.

Important:

Note: Pitch horizontal runs down toward the heater, 1/4" per foot.

Note: Pitch horizontal runs down toward the heater, except horizontal run between last elbow and termina- tion which must slope down to termination 1/4" per foot.

Note: For horizontal terminations, venting must terminate once it penetrates to the outside of the structure. There must be no sections of vent pipe exposed to the outdoors.

12"

Min. 3 Feet

3” stainless steel pipe

10'￿MIN.

2'￿MIN.

3'￿MIN.

FIRESTOP SUPPORT

FIRESTOP SUPPORT

HOSE

CLAMP

ELBOW

CONDENSATE

DRAIN

APPLIANCE

RAIN￿CAP

STORM￿COLLAR

FLASHING

4"￿MIN.

AIR￿SPACE

6720608782-11.1Av

Fig. 14 Horizontal venting installation (concentric penetration)

6720608158-91.2Av

Fig. 16 Vertical venting installation (single pipe pene- tration)*

* Warning: for non-freezing climates only!

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Bosch Appliances GWH 2700 ES NG, GWH 2700 ES LP, ESVVT manual Horizontal twin pipe penetration