DDC 757ISR-Colt

Double Check Detector Assemblies (Grooved), DN100-DN150

  • Unmatched ease of serviceability
  • Replaceable check disc rubber
  • Extremely compact design
  • 304 (Schedule 40) Stainless steel housing & sleeve
  • Available for horizontal or vertical installations
  • 70% Lighter than traditional designs
  • Groove fittings allow integral pipeline adjustment
  • Patented tri-link check provides lowest pressure loss
Series Specifications
Application Backflow Prevention

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Approval/Certification Information

For product-specific approval information, please refer to the product’s specification sheet or contact us. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:


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