DFT Inc.


DFT Inc. manufactures world class, problem solving, in-line, axial flow, nozzle style silent check valves and severe service control valves. For more than seventy years DFT has solved check valve problems, prevented check valve failure and water hammer, and solved severe service control valve problems.
These in-line spring assisted check valves are designed to meet customer requirements for horizontal and vertical installations in liquids, gas or steam.
We provide cost effective application engineering assistance, rapid prototyping, and fast-turn initial production. DFT designs products using the latest CAD, FEA, and CFD design technology. Our staff responds quickly and our systems are designed to deliver reliably within our ISO9001-2015 quality management system. We take pride in working closely with our customers to solve complicated problems. The results are valves that provide superior performance, long service life, and low maintenance costs. In addition, our customers enjoy confidence in product that is backed by a team of professionals ready to serve and support.
DFT® silent check valves are known around the world as the valve to use to prevent or eliminate water hammer and reverse flow problems. DFT products include sanitary valves, non-slamming, and non-return valves, chemical valves, vacuum breaker valves, restrictor valves, compressor valves, wafer, threaded, and flanged valves, socket weld valves, soft seat valves, in-line valves, straight-thru design valves, silent check valves, spring assisted valves, horizontal, and vertical valves.
Whatever your size, pressure or piping configurations, DFT® has the valve that's right for you.
Contact DFT
For more information on all DFT’s Non-Slam, Silent Check Valves or Control Valves, visit our website www.dft-valves.com,
email dft@dft-valves.com, or phone 1-800-206-4013.
DFT Model HI-100 Severe Service Control Valve
DFT model Excalibur® NAB (Nickel-Aluminum Bronze) Silent Check Valve
Designed to withstand harsh environments of salt and brackish water applications
DFT model PDC® Silent Check Valve
For reciprocating compressors
DFT model SCV® Silent Check Valve
Tight shutoff with a long service life. For fluid, gas or steam


P.O. Box 566
Exton, Pennsylvania 19341
United States of America

Fax: 610-524-9242

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