Butterfly valves can operate for more than 10,000 cycles and still provide "bubble tight" shut off.

Butterfly Valve for Potable Water

Model: BVPW 
Size: DN50 to DN300
Body: CI DI WCB SS
Disc: DI Nylon Coated / SS304 Polised
Seat: EPDM/NBR
Stem: SS (one piece without pin)
Working temperature: -23 +135 / -10 +85
Working pressure: 1.0Mpa 1.6Mpa
Surface: Electric fussion epoxy powder coated
Flange drilling standard: as per request
Hand Lever Operator or Worm Gear Operator

Suitalbe Media: Potable Water