Keystone High Preformance Butterfly Valves / KeystoneKeystone Series HiLok High Performance Butterfly ValvesHigh performance butterfly design with efficient bidirectional sealing for severe industrial service.
Keystone High Preformance Butterfly Valves / KeystoneKeystone K-LOK® Series 36/37 High Performance Butterfly ValvesNon-pressure assisted seal for tight closure in high/low pressure and dirty fluid conditions.
Keystone High Preformance Butterfly Valves / KeystoneKeystone Series V30/V32 High Performance Butterfly ValvesJIS-compliant high performance valves with effective bidirectional sealing for all marine applications.
