True Union Spring Check Valve-NSF/ANSI/CAN 61
Product Description
  • Material: PVC, CPVC
  • O-ring material: EPDM, FPM(4" Only for now.)
  • Standard: ASTM, JIS, DIN, CNS, Thread
  • Size:2-1/2" ~ 4"
  • NSF/ANSI/CAN 61 Approved
  • Full port design and ball type check.
  • Easy maintenance and replace parts.
  • Made by alkaline and acid resistant materials.