Brewery Double Seat Mix Proof Valves - W71 Series by Waukesha Cherry-Burrell

Brewery Double Seat Mix Proof Valve

Mix Proof valves provide safe separation of dissimilar products within the same valve body.

The W71 Series Mix Proof valves feature compression style seats for standard shut-off service that ensure long life and dependability.

Various model offerings are available to meet the processing demands for brewery mix proof applications.


  • Bodies machined from solid bar 316L give high strength and stability to endure thermal and mechanical stresses common to breweries
  • 2''-6'' (51mm - 152mm) Schedule 5 pipe sizes
  • Long life, chemically inert TFM seat option
  • Fully balanced stems available
  • External Flush available to clean vent cavity and drain during long product run or when CIP not readily available
  • Optional hose barb or clamp connection on the drain port
  • Optional chemically-inert PEEK™ seat offering for long life and durability
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Our Manufacturers

Main Office

Liquid Process Equipment
W356S9050 Godfrey Lane
Eagle, WI 53119

Phone: (262) 594-3790
Fax: (262) 594-3792


Service Center

Liquid Process Equipment
N177C Speedway Lane
Kaukauna, WI 54130

Phone: (920) 766-7110
Fax: (920) 766-7140

More information about our service and support.

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Ball Valves
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