Water Regulating Valves for
Commercial, Marine & Nuclear HVAC

marine-valves-navy-spec

Frequently Ask Questions

  • Company Information

    • What industries does Metrex Valve serve?

      Metrex Valve products are used across commercial refrigeration, industrial cooling, HVAC, food processing, cold storage, and OEM manufacturing applications worldwide.

    • Why should I do business with Metrex?

      US-made, reliable, wide range, marine & nuclear ready, spare parts.

    • How long has Metrex been in business?

      Over 60 years making engineered HVAC valve solutions.

    • Do you accept credit cards?

      Likely yes, confirm with Customer Service.

    • Do you have a distributor in my area?

      Yes. Call Customer Service to locate your nearest distributor.

    • Can I buy valves directly from Metrex?

      Yes. Contact Customer Service or request a quote online.

  • General

    • Do you accept credit cards?

      Likely yes, confirm with Customer Service.

    • Do you have a distributor in my area?

      Yes. Call Customer Service to locate your nearest distributor.

    • Can I buy valves directly from Metrex?

      Yes. Contact Customer Service or request a quote online.

    • Can I install the valve upside down, or in different orientations?

      Check datasheet; some orientations are allowed but follow flow arrows.

    • What are Cv values, and how do they influence valve selection?

      Cv shows valve flow capacity. Too low = starved flow; too high = poor control.

    • How can I find pricing for Metrex valve parts?

      For pricing information on Metrex valve parts, please visit our Contact Page and provide details about the specific parts you’re interested in. Our team will respond with current pricing and availability.

    • Do you provide replacements for discontinued models like WCM7?

      Yes, we offer replacement options for discontinued models such as the WCM7. Please contact us through our Contact Page with your specific requirements, and we will recommend suitable alternatives.

    • Can I order repair kits or maintenance parts in bulk, such as 20 kits?

      Yes, bulk orders for repair kits are available. Please visit our Valve Rebuild Kits page for more information, or contact us directly through our Contact Page.

    • How can I get a quote for four EHOMM-3130-NF2 valves?

      To receive a quote for the EHOMM-3130-NF2 valves, please visit our Contact Page and provide the quantity and any specific requirements. Our team will get back to you with pricing and availability.

    • Do you offer specifications for the WCME4075DUE3W model?

      Yes, detailed specifications for the WCME4075DUE3W model are available on its product page. For additional information, please contact us through our Contact Page.

    • What are Cv values, and how do they influence valve selection?

      Cv values represent a valve’s flow capacity. Understanding these values is crucial for selecting the appropriate valve for your system. For more information, refer to our How to Size a Valve guide.

    • How do I request a quote for a 2-inch, 3-way valve?

      You can request a quote by visiting our Contact Page and providing details about the 2-inch, 3-way valve you’re interested in. Our team will respond promptly with pricing and availability.

    • How can I obtain detailed specifications for a specific product SKU?

      To access detailed specifications, visit our Products Page and navigate to the desired product category. For example, for the WCME-4075-3W valve, you can find information on its product page. If you need further assistance, feel free to contact us through our Contact Page.

    • Can I get valves for more than 150 psi inlet?
    • Can I get valves for use with high pressure refrigerants such as R-32, R-454b or R410a?

      Indeed! See either Standard Service or High Refrigerant Pressure valves.

    • How do I size a valve?

      If you know how many gpms you need, divide it by the Cv squared (Cv2). Or, check out one of the following: Metrex Matrix, About Our Valves or Sizing A Valve.

    • Do you have valve repair kits?

      Yes – Call our Customer Service Department at 1-800-266-4027. Also, see our Valve Repair Kits or Contact Us pages.

    • When I replace bellows do I need gaskets?

      There are no gaskets. Isolate the water supply, unscrew the old bellows and replace with new bellows. See our Valve Rebuild Kits page.

    • Do I need to shut down the system?

      No, isolate the water supply.

    • Can I install valve upside down,

      Please see our About Our Valves or Install Schematics PDF pages linked to each valve.

    • Can I buy valves directly from Metrex?

      Yes – Call our Customer Service Department at 1-800-266-4027 or see our Contact Us page.

    • Do you have a distributor in my area?

      Call our Customer Service Department at 1-800-266-4027 or see our Contact Us page.

    • Do you accept credit cards?

      Yes

    • Can I download tech manuals and drawings?

      We have some drawings, but no tech manuals. Please call our Customer Service Department at 1-800-266-4027 or see our Contact Us page.

    • How did Metrex get such great customer service gals?

      From a galaxy far, far away

    • How long has Metrex been in business?

      See our About Us page.

    • Why should I do business with Metrex?

      See About Us page.

  • Installation Guidance

    • Do you manufacture custom or application-specific valves?

      Yes. Metrex Valve specializes in engineered valve solutions for refrigeration, HVAC, industrial, and specialty applications. Custom configurations, materials, and rebuild kits are available upon request depending on application requirements.

    • Can I install the valve upside down, or in different orientations?

      Check datasheet; some orientations are allowed but follow flow arrows.

  • Lead Times, Availability & Shipping

    • Do you ship internationally?

      Yes. Metrex Valve ships domestically and internationally. Shipping options, transit times, and documentation vary by destination.

    • What are typical lead times for Metrex Valve products?

      Lead times vary based on product type, quantity, and customization. Many standard valves and parts are available with short lead times. Custom or rebuilt units may require additional production time.

  • Maintenance & Support

    • Are Metrex replacement parts interchangeable with other brands?

      Metrex replacement parts are engineered specifically for Metrex valves. While some dimensions may appear similar, using non-approved parts can affect performance and safety. We do have a chart between Johnson’s and Metrex Valves https://metrexvalve.com/johnsons-vs-metrex-valve-cross-reference-guide/

    • Do you sell replacement parts and rebuild kits?

      Yes. Metrex Valve offers rebuild kits, bellows kits, valve disks, and other replacement components for many of our valve models, including legacy products.

    • What industries does Metrex Valve serve?

      Metrex Valve products are used across commercial refrigeration, industrial cooling, HVAC, food processing, cold storage, and OEM manufacturing applications worldwide.

    • Do you manufacture custom or application-specific valves?

      Yes. Metrex Valve specializes in engineered valve solutions for refrigeration, HVAC, industrial, and specialty applications. Custom configurations, materials, and rebuild kits are available upon request depending on application requirements.

    • How do I request a quote for Metrex Valve products?

      You can request a quote directly through MetrexValve.com or by contacting our sales team. To ensure accurate pricing and lead times, please include valve model numbers, sizes, quantities, and application details. Our team typically responds within one business day.

    • Can I install the valve upside down, or in different orientations?

      Check datasheet; some orientations are allowed but follow flow arrows.

    • Do I need to shut down the system to install/maintain the valve?

      Yes, isolate water or shut down as needed for service.

    • When I replace bellows do I need gaskets?

      No. Isolate water, unscrew old bellows, and install the new one.

    • Do you have valve repair kits?

      Yes. Metrex offers valve rebuild kits for maintenance and repairs.

  • Product Specifications

    • What industries does Metrex Valve serve?

      Metrex Valve products are used across commercial refrigeration, industrial cooling, HVAC, food processing, cold storage, and OEM manufacturing applications worldwide.

    • How do I request a quote for Metrex Valve products?

      You can request a quote directly through MetrexValve.com or by contacting our sales team. To ensure accurate pricing and lead times, please include valve model numbers, sizes, quantities, and application details. Our team typically responds within one business day.

    • Why should I do business with Metrex?

      US-made, reliable, wide range, marine & nuclear ready, spare parts.

    • Can I get valves for high refrigerant pressure service?

      Yes. Metrex provides valves designed for R-32, R-410A, R-454B and other refrigerants.

    • Can I get valves for more than 150 psi inlet?

      Yes — Metrex offers high-pressure valves rated up to 350 psi and tested higher.

  • Purchasing

    • Can I download technical manuals and drawings?

      Some drawings are online; contact for full manuals.

    • Do you accept credit cards?

      Likely yes, confirm with Customer Service.

    • Do you have a distributor in my area?

      Yes. Call Customer Service to locate your nearest distributor.

    • Can I buy valves directly from Metrex?

      Yes. Contact Customer Service or request a quote online.

  • Replacement Parts & Rebuild Kits

    • Are Metrex replacement parts interchangeable with other brands?

      Metrex replacement parts are engineered specifically for Metrex valves. While some dimensions may appear similar, using non-approved parts can affect performance and safety. We do have a chart between Johnson’s and Metrex Valves https://metrexvalve.com/johnsons-vs-metrex-valve-cross-reference-guide/

    • Do you sell replacement parts and rebuild kits?

      Yes. Metrex Valve offers rebuild kits, bellows kits, valve disks, and other replacement components for many of our valve models, including legacy products.

  • Resources

    • What industries does Metrex Valve serve?

      Metrex Valve products are used across commercial refrigeration, industrial cooling, HVAC, food processing, cold storage, and OEM manufacturing applications worldwide.

    • How do I request a quote for Metrex Valve products?

      You can request a quote directly through MetrexValve.com or by contacting our sales team. To ensure accurate pricing and lead times, please include valve model numbers, sizes, quantities, and application details. Our team typically responds within one business day.

    • Can I download technical manuals and drawings?

      Some drawings are online; contact for full manuals.

  • Support & Technical Assistance

    • Can you help identify older or discontinued Metrex valve models?

      Absolutely. Metrex Valve maintains records for legacy and discontinued models and can often recommend replacement valves or rebuild options.

    • How can I contact Metrex Valve technical support?

      Technical support is available through MetrexValve.com or by contacting our support team directly. We assist with valve selection, troubleshooting, compatibility questions, and rebuild guidance.

    • Are Metrex replacement parts interchangeable with other brands?

      Metrex replacement parts are engineered specifically for Metrex valves. While some dimensions may appear similar, using non-approved parts can affect performance and safety. We do have a chart between Johnson’s and Metrex Valves https://metrexvalve.com/johnsons-vs-metrex-valve-cross-reference-guide/

    • Do you sell replacement parts and rebuild kits?

      Yes. Metrex Valve offers rebuild kits, bellows kits, valve disks, and other replacement components for many of our valve models, including legacy products.

    • What industries does Metrex Valve serve?

      Metrex Valve products are used across commercial refrigeration, industrial cooling, HVAC, food processing, cold storage, and OEM manufacturing applications worldwide.

    • Do you manufacture custom or application-specific valves?

      Yes. Metrex Valve specializes in engineered valve solutions for refrigeration, HVAC, industrial, and specialty applications. Custom configurations, materials, and rebuild kits are available upon request depending on application requirements.

  • Technical Guidance

    • Are Metrex replacement parts interchangeable with other brands?

      Metrex replacement parts are engineered specifically for Metrex valves. While some dimensions may appear similar, using non-approved parts can affect performance and safety. We do have a chart between Johnson’s and Metrex Valves https://metrexvalve.com/johnsons-vs-metrex-valve-cross-reference-guide/

    • Do you manufacture custom or application-specific valves?

      Yes. Metrex Valve specializes in engineered valve solutions for refrigeration, HVAC, industrial, and specialty applications. Custom configurations, materials, and rebuild kits are available upon request depending on application requirements.

    • How do I request a quote for Metrex Valve products?

      You can request a quote directly through MetrexValve.com or by contacting our sales team. To ensure accurate pricing and lead times, please include valve model numbers, sizes, quantities, and application details. Our team typically responds within one business day.

    • What are Cv values, and how do they influence valve selection?

      Cv shows valve flow capacity. Too low = starved flow; too high = poor control.

    • How do I size a valve?

      Use flow (GPM), system pressure drop, and Cv to select the right valve.

  • Valve Compatibility & Technical Questions

    • Are Metrex replacement parts interchangeable with other brands?

      Metrex replacement parts are engineered specifically for Metrex valves. While some dimensions may appear similar, using non-approved parts can affect performance and safety. We do have a chart between Johnson’s and Metrex Valves https://metrexvalve.com/johnsons-vs-metrex-valve-cross-reference-guide/

    • How do I identify the correct replacement valve or rebuild kit?

      The fastest way is to reference the valve model number stamped on the body. If unavailable, our team can assist using system details, dimensions, or photos to ensure proper part matching.

    • Can Metrex valves be used in ammonia (NH₃) systems?

      Many Metrex valves are designed for industrial refrigeration environments, including ammonia systems. Always verify compatibility based on the specific valve model and system requirements.

    • Are Metrex valves compatible with A2L refrigerants?

      Select Metrex Valve products are compatible with A2L refrigerants. Compatibility depends on the valve series, materials, and application conditions. For confirmation, we recommend contacting our technical team with your refrigerant type and operating parameters.

    • Do you manufacture custom or application-specific valves?

      Yes. Metrex Valve specializes in engineered valve solutions for refrigeration, HVAC, industrial, and specialty applications. Custom configurations, materials, and rebuild kits are available upon request depending on application requirements.

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Metrex Valve delivers a completely self-contained,
self-powered and self-regulating valve solution that
saves energy and money.

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