KADANT

Vacuum breakers provide a simple, dependable way to relieve unwanted vacuum which may develop in a closed vessel or pipeline. Erich Bernhardt, sales and applications engineer at Kadant Johnson, provides insight into the basics of vacuum breaker use. The video demonstrates what can happen when a vacuum breaker is not used. Read more...

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DFT Inc.

DFT’s PDC Check Valve-Designed specifically for reciprocating compressors.

The PDC includes a pulse damping chamber to maintain the disc in the open position during the momentary reductions in flow associated with each cycle of a reciprocating compressor and to protect against premature seat wear. API 6D. Read more...

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Plast-O-Matic Valves, Inc.

Series CKS Check Valves are normally-closed in design. They feature a corrosion resistant PFA encapsulated spring which energizes a poppet seal that will neither stick nor chatter and is automatic in action. The valves are not dependent upon gravity or reverse flow and represent a significant improvement over ball check valves. Read more...

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DFT Inc.

The DFT® Model SCV® Check Valve is a corrosion resistant, dependable, versatile and economical spring-assisted, in-line check valve for a wide range of applications. The SCV® Check Valve provides tight shut-off and protects other equipment in the system... Read more...

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DFT Inc.

The DFT® Excalibur® and GLC® Check Valves provide tight shut-off and protect other equipment in the system from water hammer. They are built for reliability, longevity, and low maintenance. View DFT’s video on how a GLC performs against a swing check valve. Read more...

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Plast-O-Matic Valves, Inc.

Series CKD Compact Diaphragm Check Valve -- CKD025EP-PV

A specialty diaphragm check valve that opens with virtually no forward pressure. However, Series CKD requires a minimum back pressure of 1/2 PSI to close. When inlet pressure is sensed the sealing disc is pushed off the valve seat opening the valve. Read more...

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DFT Inc.

The DFT® Excalibur Silent Check Valve is a spring-assisted, center guided, non-slam check valve that provides reliable, low-maintenance service for a wide range of fluids and pressure/temperature combinations. Horizontal or Vertical installation. Read more...

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DFT Inc.

The ALC® easily replaces unreliable double door / butterfly check valves.

-- No more door springs or hinge pin failures

-- No more leakage due to misalignment of the doors and seat

-- No more internal parts going downstream

-- No more reverse flow Read more...

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DFT Inc.

Choosing the right check valve is critical to a properly designed process system. The right check valve not only improves overall system reliability, it lowers maintenance costs in the long term. Hear about fundamental differences between many styles of check valves. Learn how to specify and size a check valve to ensure proper flow, increase efficiency, and reduce total cost of ownership. Read more...

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