TOP-FLO® sanitary diaphragm valves, because of their unique design, reliability, versatility, and ease of maintenance have been the ideal choice for high purity process piping applications. We combine world-class industry experience with engineering and manufacturing facilities located in the USA and Canada. Our R&D, engineering, and manufacturing groups are committed to providing high purity sanitary diaphragm valves and diaphragm actuators that are unsurpassed by any of our competitors.
SANITARY DIAPHRAGM VALVES AND ACTUATORS
Browse Our Catalog of TOP-FLO® Diaphragm Valves and Actuators for Valves

TOP-FLO® BIOPRO® Forged Diaphragm Valves

TOP-FLO® EZ Series Actuators For Forged Diaphragm Valves

TOP-FLO® BIOPRO® Cast Diaphragm Valves

TOP-FLO® BIOFLO® II Compact Diaphragm Valves

TOP-FLO® ZERODL™ T-Pattern Diaphragm Valves

TOP-FLO® ZERODL™ Point-Of-Use Diaphragm Valves

TOP-FLO® ZERODL™ Tank Bottom Diaphragm Valves

TOP-FLO® Divert Diaphragm Valves

TOP-FLO® L-Pattern Diaphragm Valves

TOP-FLO® Sterile Access Diaphragm Valves

TOP-FLO® Bonnet Assemblies For Diaphragm Valves

TOP-FLO® SRS 50 Actuators For Diaphragm Valves

TOP-FLO® SRS 20, 30, 40 Actuators For Diaphragm Valves

TOP-FLO® Diaphragms For Diaphragm Valves
Steel & O’Brien competes with the major suppliers in the industry in North and South America for weir type diaphragm valves.
Our lineup of stainless steel diaphragm valves includes pharmaceutical diaphragm valves as well as those used for other applications. These are just more examples of how we’re simplifying sanitary through superior service. To learn more, download our TOP-FLO® Diaphragm Valves Products Catalog.













