450STDAR

Double Check Detector Assembly

450STDAR

Double Check Detector Assembly

The Zurn Wilkins 450STDAR Stainless Steel Replacement n-Pattern Double Check Detector Assembly (DCDA) withstands the corrosive effects of water and is ideal for new or direct drop-in replacement delivering convenience without compromise. For fire protection applications with a metered by-pass to detect leaks and other water use. The retrofit spool offers the ability to replace older models with different lay lengths and the valve maintains agency approvals when the spool is installed by the factory.

  • Retrofit spool allows valves to match lay-lengths of common n-pattern valves and maintains agency approvals.
  • Superior stainless steel body to resist corrosion and extend the product life
  • Time-tested check and relief valve components ensure easy maintenance and more water system uptime
  • Patented compound checks provide ultra-low pressure drop as documented by approval authorities, reducing the need for a booster pump
  • Available in sizes 4"-10"
  • OS&Y Gate Valves (Standard)
  • Butterfly Valves (Optional)
  • Metered by-pass to detect leaks and other water use and can be situated on either side of product for ease of installation
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Retrofit or Replacement Retrofit
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