The integral design of the Taco 3450 Combi Valve combines a cartridge style backflow preventer with a pressure regulating cartridge style boiler feed valve into a unique one piece body configuration. Taco’s 3450 combination dual check backflow with atmospheric vent and boiler feed valve with purge auto-reset, dial in pressure setting and adjustable indicator sets a new standard for performance and serviceability.
| Size | 1/2” | |
| Max Pressure (PSI) | 150 | |
| Min Pressure (PSI) | 10 | |
| Max Flow (GPM) | 25 | |
| Connection Type | NPR x Sweat | |
| MAx Temp | 210°F |
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