
Duck Bill Check Valves
General Rubber’s Flex-Valve® brand represents our state-of-the-art
line of pinch valves, pressure isolation rings, and duck bill check
valves. Duck bill check valves are reliable and cost-effective
alternatives to flap-gate, inline, and other conventional check
valves. General Rubber is proud to offer slip-on, flanged, and in-line
check valves, as well as our patented Folded-Bill check valves—perfect for retrofitting existing interceptors, manholes, and vaults.
- Flex-Valve Introduction
Slip-On Duck Bill Check Valves
Flanged Duck Bill Check Valves
In-Line Check Valves
Folded-Bill Check Valves
- Flex-Valve Introduction