LD ATMOSPHERIC VENT MODELS

TWO RESIDENTIAL/LD ATMOSPHERIC VENT MODELS THIS DRAWING SHOWS A SUGGESTED PIPING CONFIGURATION AND OTHER DEVICES; CHECK WITH LOCAL CODES AND ORDINANCES FOR ADDITIONAL REQUIREMENTS. *EXPANSION TANK RECOMMENDED TO MINIMIZE ANY PRESSURE BUILD UP IF THE WATER SUPPLY PIPING HAS A BACK-FLOW PREVENTER, CHECK VALVE OR WATER METER WITH A CHECK VALVE.

WATER SUPPLY

BACK-FLOW PREVENTER

SHUT OFF VALVE UNION

SHUT OFF VALVE SHUT OFF VALVE EXPANSION TANK* UNION SHUT OFF VALVE

SHUT OFF VALVE

HOT WATER

UNION TEMPERATURE AND PRESSURE RELIEF VALVE

UNION UNION TEMPERATURE AND PRESSURE RELIEF VALVE

DISCHARGE TUBE

DISCHARGE TUBE DRAIN DRAIN OUTLET

DRAIN

DRAIN OUTLET