Valve Setters for 400 Series

Valve Setters for 400 Series

The Zurn Wilkins FLS, MJFS, and MJS setters are used with the 400 Ductile Iron n-Pattern Backflow Preventer Series. Setters will ease installation time and eliminate the need for concrete thrust blocks.

Product Resources

Spec Sheets & Install

BIM / 3D Models / 2D Drawings

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Features And Benefits

  • Used in conjunction with 400 n-Pattern Backflow Assemblies (450, 450DA, 475, 475DA)
  • Available in sizes 2-1/2" - 10" in options Flange x Flange, MJ x Flange, MJ x MJ
  • Simplifies installations
  • Low-lead law compliant
  • Eliminates the need to pour concrete thrust blocks
  • Provides for a lower installation cost
  • Ductile Iron fusion epoxy coated
Lead Free
Zurn Wilkins
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