Features

• Reliable backflow prevention
• Pre-assembled, ready for installation
• Flange or flangeless designs available
• 100% elastomer construction eliminates maintenance
• Will not corrode, warp or freeze open or shut
• 1”-2” Cracking Pressure
• Custom built for each application based on pressure and flow conditions
• Available in diameters from 4" (100mm) to 96” (2400mm)

Materials of construction

• Elastomer Information
• ANSI Class 125/150#, DIN PN6, PN10, PN16, or custom drilling patterns
• Body
  • Carbon Steel, Epoxy Coated (Std.)
  • 304 Stainless Steel
  • 316 Stainless Steel
  • Special Alloys Available
• Expansion Clamps
  • 304 Stainless Steel (Std.)
  • 316 Stainless Steel
  • Special Alloys Available

Cut Sheets

• Series 37G