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Deringer 40X/40GX

Low Head Loss Stainless Steel Reduced Pressure Zone Assemblies with Integral Butterfly or OSY Shutoff

  • Integral shutoffs for shorter lay length and light weight construction (Deringer 40X only)
  • Tamper-resistant test cocks
  • XL body and checks for low head loss
  • Dual-action check module for low- and high-flow performance
  • Bow-seal™ full access cover for lower weight and easy access to valve internals

Select a Model

Select options below to identify the UPC, Order Code, and Repair Kit for a specific Deringer 40X/40GX

Approval/Certification Information

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


ASSE CSA FM Approvals NSF
UL ULC USC WQA