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ZWFR

The ZWFR Freeze Relief Valve prevents damage from sudden or unexpected freezes, and is installed on backflow preventers and pressure vacuum breakers. The durable and compact design requires no periodic maintenance and is easy to install.

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  • Ideal for regions where occasional/unexpected freezes occur, yet winterization (flushout) is not common
  • Hassle free design requires no periodic maintenance, and can be used with all major brands of backflow preventer
  • Compact size and shape allow for ease of installation
  • Ideally suited for double-check and RP assemblies, vacuum breakers, and detector assemblies on large backflow products
Zurn Wilkins

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