Ball Valves

CYCLEMASTER® ball valves feature full port construction, environmentally friendly, chromium-plated balls for reduced wear and extended seal life, and our exclusive MCM™ seals for low leak rates and industry-leading longevity.

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Compressor Valves

Our complete line of compressor valves – offered in both standard and special flange dimensions – are manufactured to the strictest quality standards in the industry.

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Check Valves

We offer a complete line of CHECKMASTER® check valves. From Inline check valves machined from drawn brass rod to Four Bolt check valves that exceed the most stringent quality standards, and Magnetic check valves.

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Protection Devices

DRYMASTER® Filter driers, sight glasses and strainers – engineered to perform reliably in extreme environments. Like all of our products, each is built from the highest quality materials to insure long service life.

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Other Valves

Offering a complete line of HVAC/R products, we offer various configurations of Angle Isolation Valves, LINEMASTER® Diaphragm Valves and Packed Line Valves. Our products are trusted and respected for optimum system performance and enhanced serviceability.

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Welcome to Mueller Refrigeration

Mueller Refrigeration is a global leader in the design and manufacturing of premium-performance valves, protection devices, and brass fittings for various OEM customers in the commercial HVAC/R industry. While maintaining industry certifications, such as UL/cUL and CE, we also offer RoHS compliance for an extensive line of products. As a matter of company policy, all of our products are built to exceed current industry standards to guarantee reliable performance when using new-era refrigerants that operate at higher temperatures and pressures than many industry standards require. Our sophisticated in-house engineering and lab resource capabilities allow us to provide continuous improvement of existing products while addressing new product development and innovation. We specialize in finding solutions to our customer’s most complex HVAC/R problems and applications, and we welcome new engineering and manufacturing challenges.

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