Check Valves

The Stainless Steel Check Valve Insert is assembled directly into John Guest fixed elbow fitting. The Hydronamic Check valve is constructed of stainless steel components with a unique umbrella-style sealing disc. Each valve is individually tested for...

The Stainless Steel Check Valve Insert is assembled directly into John Guest fixed elbow fitting. The Hydronamic Check valve is constructed of stainless steel components with a unique umbrella-style sealing disc. Each valve is individually tested for...

The Stainless Steel Check Valve Insert is assembled directly into John Guest fixed elbow fitting. The Hydronamic Check valve is constructed of stainless steel components with a unique umbrella-style sealing disc. Each valve is individually tested for...

The Stainless Steel Check Valve Insert is assembled directly into John Guest male connector. The Hydronamic Check valve is constructed of stainless steel components with a unique umbrella-style sealing disc. Each valve is individually tested for positive...

The Stainless Steel Check Valve Insert is assembled directly into John Guest male connector. The Hydronamic Check valve is constructed of stainless steel components with a unique umbrella-style sealing disc. Each valve is individually tested for positive...

The Stainless Steel Check Valve Insert is assembled directly into John Guest male connector. The Hydronamic Check valve is constructed of stainless steel components with a unique umbrella-style sealing disc. Each valve is individually tested for positive...

John Guest Single Check Valve ensures protection against reversal of flow. The low head loss design and fast installation time make the valve the ideal selection. The JG 1/4SCV valve is designed for use with liquids. It’s not suitable for air...

John Guest Single Check Valve ensures protection against reversal of flow. The low head loss design and fast installation time make the valve the ideal selection. The JG 3/8SCV valve is designed for use with liquids. It’s not suitable for air...

John Guest Single Check Valve ensures protection against reversal of flow. The low head loss design and fast installation time make the valve the ideal selection. The JG 5/16SCV valve is designed for use with liquids. It’s not suitable for air...

PRODUCT DOCUMENTATION SMC 694 Series Check Valve Spec Sheet  The SMC 694 Series Poppet Check Valve incorporates a thin elastomer disc supported by a poppet that seals on the seat Pressure in the flow direction moves the seal off the seat at...

PRODUCT DOCUMENTATION SMC 685 Series Check Valve Spec Sheet  The SMC 685 Series Poppet Check Valve incorporates a thin elastomer disc supported by a poppet that seals on the seat Pressure in the flow direction moves the seal off the seat at...

PRODUCT DOCUMENTATION SMC 687 Series Check Valve Spec Sheet  The SMC 687 Series Poppet Check Valve incorporates a thin elastomer disc supported by a poppet that seals on the seat Pressure in the flow direction moves the seal off the seat at...

PRODUCT DOCUMENTATION SeaTech Connectors Brochure Seatech Catalog SeaTech 35 Series connectors are manufactured in polysulfone and certified to NSF-61, NSF-14, CSA B137.5, ASTM F877, IGC 188-04c and recognized by the Uniform Plumbing...