Check Valves:

Check valves are self-activating safety valves that permit gases and liquids to flow in only one direction, preventing process flow from reversing. They are classified as one-way directional valves. 
Check Valves: Learn more

Product Name Notes
Series CK Self-Closing Thermoplastic Check Valve -- CK075EP-TF
Series CK Self-Closing Thermoplastic Check Valve -- CK075V-TF
Series CK Self-Closing Thermoplastic Check Valve -- CK100EP-TF
Series CK Self-Closing Thermoplastic Check Valve -- CK100V-TF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050EP-CP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050EP-PF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050EP-PP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050EP-PV
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050V-CP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050V-PF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050V-PP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM050V-PV
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075EP-CP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075EP-PF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075EP-PP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075EP-PV
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075V-CP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075V-PF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075V-PP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM075V-PV
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100EP-CP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100EP-PF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100EP-PP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100EP-PV
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100V-CP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100V-PF
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100V-PP
Series CKM Self-Closing Thermoplastic Check Valve -- CKM100V-PV
Features/Benefits: Patented Design: Self-sealing - they are not dependent on gravity, mounting position or reverse flow, a significant improvement over ball check valves. Silent Operation: No internal sliding or loose...
Series CKS Self Closing Check Valve -- CKS150BS-NC-PF
Series CKS Self Closing Check Valve -- CKS150BS-NC-PP
Series CKS Self Closing Check Valve -- CKS150BS-NC-PV
Series CKS Self Closing Check Valve -- CKS150BT-NC-PF
Series CKS Self Closing Check Valve -- CKS150BT-NC-PP
Series CKS Self Closing Check Valve -- CKS150BT-NC-PV
Series CKS Self Closing Check Valve -- CKS150EPS-NC-PF
Series CKS Self Closing Check Valve -- CKS150EPS-NC-PP
Series CKS Self Closing Check Valve -- CKS150EPS-NC-PV
Series CKS Self Closing Check Valve -- CKS150EPT-NC-PF
Series CKS Self Closing Check Valve -- CKS150EPT-NC-PP
Series CKS Self Closing Check Valve -- CKS150EPT-NC-PV
Series CKS Self Closing Check Valve -- CKS150VS-NC-PF
Series CKS Self Closing Check Valve -- CKS150VS-NC-PP
Series CKS Self Closing Check Valve -- CKS150VS-NC-PV
Series CKS Self Closing Check Valve -- CKS150VT-NC-PF
Series CKS Self Closing Check Valve -- CKS150VT-NC-PP
Series CKS Self Closing Check Valve -- CKS150VT-NC-PV
Series CKS Self Closing Check Valve -- CKS200BS-NC-PF
Series CKS Self Closing Check Valve -- CKS200BS-NC-PP
Series CKS Self Closing Check Valve -- CKS200BS-NC-PV
Series CKS Self Closing Check Valve -- CKS200BT-NC-PF
Series CKS Self Closing Check Valve -- CKS200BT-NC-PP
Series CKS Self Closing Check Valve -- CKS200BT-NC-PV
Series CKS Self Closing Check Valve -- CKS200EPS-NC-PF
Series CKS Self Closing Check Valve -- CKS200EPS-NC-PP
Series CKS Self Closing Check Valve -- CKS200EPS-NC-PV
Series CKS Self Closing Check Valve -- CKS200EPT-NC-PF
Series CKS Self Closing Check Valve -- CKS200EPT-NC-PP
Series CKS Self Closing Check Valve -- CKS200EPT-NC-PV
Series CKS Self Closing Check Valve -- CKS200VS-NC-PF
Series CKS Self Closing Check Valve -- CKS200VS-NC-PP
Series CKS Self Closing Check Valve -- CKS200VS-NC-PV
Series CKS Self Closing Check Valve -- CKS200VT-NC-PF
Series CKS Self Closing Check Valve -- CKS200VT-NC-PP
Series CKS Self Closing Check Valve -- CKS200VT-NC-PV
Series CKS Self Closing Check Valve -- CKS300BS-NC-PF
Series CKS Self Closing Check Valve -- CKS300BS-NC-PP
Series CKS Self Closing Check Valve -- CKS300BS-NC-PV
Series CKS Self Closing Check Valve -- CKS300BT-NC-PF
Series CKS Self Closing Check Valve -- CKS300BT-NC-PP
Series CKS Self Closing Check Valve -- CKS300BT-NC-PV
Series CKS Self Closing Check Valve -- CKS300EPS-NC-PF
Series CKS Self Closing Check Valve -- CKS300EPS-NC-PP
Series CKS Self Closing Check Valve -- CKS300EPS-NC-PV
Series CKS Self Closing Check Valve -- CKS300EPT-NC-PF
Series CKS Self Closing Check Valve -- CKS300EPT-NC-PP
Series CKS Self Closing Check Valve -- CKS300EPT-NC-PV
Series CKS Self Closing Check Valve -- CKS300VS-NC-PF
Series CKS Self Closing Check Valve -- CKS300VS-NC-PP
Series CKS Self Closing Check Valve -- CKS300VS-NC-PV
Series CKS Self Closing Check Valve -- CKS300VT-NC-PF
Series CKS Self Closing Check Valve -- CKS300VT-NC-PP
Series CKS Self Closing Check Valve -- CKS300VT-NC-PV
Features/Benefits: Designed to provide the same superior performance as the existing ½", ¾" & 1" sizes. Rugged thermoplastic construction meets highest industry standards. Normally-closed design, self-sealing, not dependent upon gravity,...
Series CKD Compact Diaphragm Check Valve -- CKD025EP-PF
Series CKD Compact Diaphragm Check Valve -- CKD025EP-PP
Series CKD Compact Diaphragm Check Valve -- CKD025EP-PV
Series CKD Compact Diaphragm Check Valve -- CKD025EP-TF
Series CKD Compact Diaphragm Check Valve -- CKD025V-PF
Series CKD Compact Diaphragm Check Valve -- CKD025V-PP
Series CKD Compact Diaphragm Check Valve -- CKD025V-PV
Series CKD Compact Diaphragm Check Valve -- CKD025V-TF
Series CKD Compact Diaphragm Check Valve -- CKD050EP-PF
Series CKD Compact Diaphragm Check Valve -- CKD050EP-PP
Series CKD Compact Diaphragm Check Valve -- CKD050EP-PV
Series CKD Compact Diaphragm Check Valve -- CKD050EP-TF
Series CKD Compact Diaphragm Check Valve -- CKD050V-PF
Series CKD Compact Diaphragm Check Valve -- CKD050V-PP
Series CKD Compact Diaphragm Check Valve -- CKD050V-PV
Series CKD Compact Diaphragm Check Valve -- CKD050V-TF
OPERATION: The "CKD" Check Valves utilize a flexible elastomer disc for their sealing action. This sensitive disc offers very low pressure sealing. In addition, the disc requires extremely minimal pressure...