A.O. Smith 200 Instruction Manual page 11

A. o. smith instruction manual copper boilers for hydronic heating and hot water supply 200 series, 201 series

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STANDARD VENT - HORIZONTAL (CATEGORY III)

TABLE 8. STANDARD HORIZONTAL VENTING (CATEGORY III)

WARNING: No substitutions of flue pipe or vent cap material are allowed. Such substitutions would jeopardize the

safety and health of inhabitants.

• A maximum of two elbows can be used on inlet and outlet vent piping respectively. Each elbow is equal to 10 feet (3 m) of

straight pipe.

• Use only special gas vent pipes listed for use with Category III gas burning heaters, such as stainless steel Saf-T-Vent

by Heat Fab, Inc., available from A.O. Smith WPC, 5621 W. 115th Street, Alsip, IL 60803 Phone: 1-800-433-2545 or

Fax: 1-800-433-2515. Pipe joints must be positively sealed.

APPLIANCE

MODEL

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