Colonial 311N Series Butterfly valves are ideal for use as throttling valves. With the 10- position index plate, it is easy to repeat consistent flow conditions. Compact in design, this valve is used when space is at a premium. Like the True Union, this valve is ideally suited for the most demanding industrial, commercial, agricultural and irrigation environments.
Features:
- Corrosion-resistant thermoplastic body and disc
- 100% bubble-tight seal
- Stainless steel index plate and hardware
- Extra heavy-duty one-piece PVC body
- Triple seal design for maximum reliability
- Corrosion-resistant stainless steel shaft and metal handle
- Up to 50% lighter in weight than metal valves
- Engineered to accommodate most popular actuators: electric or pneumatic
- 10-position index plate for precise control |
