David Gardellin, Onyx Valve Company
David Gardellin, P. E. is the president of Onyx Valve Company, which manufactures pinch valves, valve actuators, controls and pressure isolators. He holds a BS degree in engineering from Drexel University and is a registered professional engineer in Maryland and New Jersey. Gardellin holds several patents and authored numerous technical articles related to valves and controls.
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This webinar provides a comprehensive comparison between oil-free and oil-lubricated rotary screw air compressors.
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This webinar provides a comprehensive comparison between oil-free and oil-lubricated rotary screw air compressors.
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Learn more about use, life and reasons for failure.
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Join industry experts for an in-depth discussion on how the right selection of mechanical seals ensures safe and reliable operations.
Sponsored by
ThermOmegaTech’s self-actuating NSF 61-certified thermal relief valves protect domestic water supply booster pumps from overheating.
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