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George Fischer 546 True Union Ball Valves

Manual, 2-way, full port ball valve provides long working life and maintenance-free performance. True union permits radial installation or removal. Access to all components (ball, stem, seats and seals) is provided by removal of the left hand threaded seat carrier. The ergonomic handle has a molded-in wrench to engage the seat carrier.


  • Swimming Pools and Spas
  • Chemical Feed Systems
  • Industrial Water Treatment Systems
  • Municipal Water Treatment Systems
  • Turn-key Treatment Skids
  • Cooling Towers
  • Metallic Plating Lines


  • Size range 3/8"-2"
  • Available in PVC and CPVC with solvent cement and threaded end connections standard
  • PP and PVDF are also available
  • EPDM and FPM seals and PTFE ball seats standard
  • 232 psi rating for PVC, CPVC, PVDF socket
  • ASTM 1970-01 compliant end connections
  • Union nuts with strong buttress threads
  • Seat carrier with fine pitched thread for precise adjustment
  • Can be actuated after installation
  • Silicone and oil free versions available
* for the best performances on cell phones, keep your device horizontally

Body materials Available: PVC, CPVC, PP, PVDF

Connections Availble: Socket, Threaded, Flanged

Sizes Available: 1/2", 3/4", 1", 1 1/4", 1 1/2", 2", 2 1/2", 3", 4", 6"

**1/2" to 2" are packaged with threaded and socket connectors**

O rings available: EPDM, Viton

Seats: Teflon

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