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Hot water return
Pressure relief valve
Drain
Check valve
Check valvePump
Storage tank
Fixtures
Minimum 3/4"
Hot water supply line
Minimum 3/4"
Cold water supply line
Minimum 3/4"
Gas supply
Union
Shut off valve
Union
This drawing is intended only as a guide.
It does not imply compliance with local building codes.
Installation must be done in accordance with local building
codes and may vary depending on installation location.
Confer with local building officials before installation.
Union
Union
Valve 3 Valve 4
Valve 2Valve 1
2-4 SUGGESTED PIPING-CIRCULATION SYSTEMS
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