Spears 722311 Series Schedule 80 Butterfly Valve Stenner Classic Series protecting foot valves and tubing

protecting foot valves and tubing in siphoning feeder systems

Critical Backflow Prevention – Ensures potable water protection by preventing siphoning in the valve manifold

Easy to replace with snap-on design—no tools required

Chemical & Corrosion Resistant – Suitable for aggressive fluids and outdoor environments

Spears 722311 Series Schedule 80 Butterfly Valves offer heavy-duty flow control with a patented offset-disc design to eliminate seat creep

Spears 722311 Series Schedule 80 Butterfly Valve Stenner Classic Series protecting foot valves and tubingSpears 722311 Series Schedule 80 Butterfly Valves offer heavy duty flow control with a patented offset disc design to eliminate seat creep, reduce torque, and ensure positive shutoff. Perfect for industrial, irrigation, pool plumbing, or chemical handling applications needing reliable performance. Offset Disc Design Reduces wear and torque during operation for smoother flow control and longer service life Schedule 80 Construction Thick walled PVC body