Vacuum Breakers

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Prevents Back Siphonage of Chemicals and Toxic Liquids

 

  • Vacuum breakers are widely used to prevent unwanted back siphonage.
  • When flow stops, the disc automatically seats itself to prevent back siphonage in the vertical line. Opening the horizontal line to the atmosphere for drainage.
  • Viton O-Rings standard.
    EPDM – Optional

 

Normally Closed Standard
Part # Size Material
FC-VB-50 1/2″ PVC
FC-VB-75 3/4″ PVC
FC-VB-10 1″ PVC
FC-VB-15 1-1/2″ PVC
FC-VB-20 2″ PVC
FC-VB-30 3″ PVC
FC-PVB-50 1/2″ POLYPRO1
FC-PVB-75 3/4″ POLYPRO1
FC-PVB-10 1″ POLYPRO1
FC-PVB-15 1-1/2″ POLYPRO1
FC-PVB-20 2″ POLYPRO1
FC-PVB-30 3″ POLYPRO1
1Polypropylene

Dimensions
Size A Dia. B Dia. C Dia. D Dia.
1/2″ 2.00 1.63 1.36 1.36
3/4″ 2.50 1.78 1.48 1.48
1″ 2.50 2.17 1.70 1.70
1-1/2″ 3.50 2.84 2.48 2.48
2″ 3.75 3.19 2.75 2.75
3″ 4.75 4.00 3.50 3.50
Part #

FC-VB-50, FC-VB-75, FC-VB-10, FC-VB-15, FC-VB-20, FC-VB-30, FC-PVB-50, FC-PVB-75, FC-PVB-10, FC-PVB-15, FC-PVB-20, FC-PVB-30