Flow Control Built for Critical Systems

US Valve offers a range from high-flow, low-pressure-drop check valves to specialized medical gas ball valves, providing engineered performance, easy upkeep, and proven reliability in the field.

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Check Valves

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Check valves provide reliable backflow prevention for a wide range of industrial and specialty applications, helping protect equipment, maintain system integrity, and support safe, efficient operation. Available in multiple designs, materials, sizes, and end connections, these valves are engineered to minimize pressure loss, enhance system reliability, and deliver dependable performance across medical gas, water, process, utility, and demanding industrial services.

  • US Valve check valves are engineered for industrial and medical gas applications, offering dependable backflow prevention, low-restriction flow paths, durable construction, and serviceable designs that support long-term reliability and compliance with critical industry standards.
  • Techno elastomer hinge check valves deliver exceptional flow efficiency through the original elastomer hinge design, providing high flow capacity, low pressure drop, water hammer reduction, and broad application flexibility across a wide range of sizes, materials, and connection styles.
  • Champion check valves provide one of the industry's most comprehensive check valve portfolios, including dual-disc, single-disc, silent, nozzle, lined, and adjustable-spring designs engineered to address demanding requirements for low cracking pressure, non-slam operation, surge protection, compact installation, and application-specific performance.

IRX Series

Internally Retained Elastomer Hinge Check Valve

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CVR Series

Dual Disc Metal Hinge Check Valves

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SDR Series

Single Disc Metal Hinge Check Valves

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SDS Series

Single Disc Metal Hinge External Spring Check Valves

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SDX Series

Single Disc Metal Hinge External Spring Check Valves

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NZW Series

Spring-Loaded Axial Nozzle Check Valves

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DPW Series

Dual Disc Metal Hinge Check Valves

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EHW, 07, 09, 11, 17 & 19 Series

Dual Disc Elastomer Hinge Check Valves

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Med Gas 51 Series

Medical Gas Elastomer Hinge Check Valves

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CVL Series

Dual Disc Metal Hinge Lined Check Valves

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Ball Valves

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US Valve medical gas ball valves are designed to provide reliable flow control for medical oxygen, nitrogen, and air systems. Precision-machined components and high-quality sealing technologies help maintain leak-tight performance and minimize maintenance requirements. Available for applications ranging from zone isolation to main line shutoff, these valves deliver the safety, reliability, and performance required for critical medical gas systems.

  • Flexible medical gas valve solutions with four configuration options, sizes from ½" to 4", vertical installation designs, and customizable ports, end connections, labeling, and specialty configurations to support applications from zone isolation to main line distribution.
  • Built for safety and compliance, featuring NFPA 99 compliance, CGA G-4.1 oxygen cleaning, individual sealing, standard dual gauge ports, integrated purge ports, and Type K copper tube extensions for clean, contamination-free installation and maintenance.
  • Engineered for durability and serviceability with forged brass construction, optional 316 stainless steel internals, and a three-piece body design that allows full in-line maintenance without removing the valve from the system.

Hybrid Ball / Check Valves

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Hybrid ball check valves combine isolation and backflow prevention into compact, high-performance solutions designed to simplify system layouts and maximize flow efficiency. Built on proven elastomer hinge technology, these valves deliver high Cv, low pressure drop, and reliable operation while reducing components, installation complexity, and overall system footprint. Available in a variety of sizes, materials, and end connections, hybrid ball check valves are ideal for compressed air, vacuum, blower, process, and industrial gas applications where space and performance are critical.

  • Compact, integrated designs combine shutoff and backflow prevention functions while reducing system footprint, piping requirements, potential leak points, and installation complexity in space-constrained applications.
  • Engineered for maximum flow efficiency using proven elastomer hinge technology that delivers high Cv, low pressure drop, minimal turbulence, and unrestricted flow performance without conventional restrictive valve seats.
  • Built for application flexibility and reliability with internally retained designs, broad material and end connection options, durable internal components, and configurations tailored for compressed air, vacuum, blower, process, food, chemical, and industrial gas systems.

IRX-B 70/71 Series

Hybrid Ball and Check Valve

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Close-up of a US Valve wafer check valve showing the elastomer hinge

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