Springless Check Valves

Features

• Capacities:
  • CVH-100 up to 100 PPD
  • CVH-250 up to 250 PPD
• Springless design prevents a reduction in ejector vacuum strength.
• Materials: PVC Bodies, HDPE Check Ball, Viton O-rings and gasket
• Suitable for use with Chlorine Gas and Sulfur Dioxide Gas
• Mounting bracket included 
• 1/4" NPT inlet/outlet connections - Tubing connecters included

SCV-1 Check Valve

Features

• Capacities:
  • Up to 50 PPD gas feed
  • Up to 10 GPH liquid feed
• Materials: Teflon Bodies, Teflon Check Ball, Hastelloy-C Spring & Viton O-ring seat
• Suitable for use with Chlorine Gas, Sulfur Dioxide Gas and Sodium Hypochlorite (For other chemical applications consult Hydro Instruments) 
• Spring Loaded - Can be mounted in any orientation
• 1/4” Female NPT threads on each end

All PTFE (Teflon)
Check Valves

Features

• All wetted parts PTFE (Teflon)
• Excellent chemical resistance
• For gas or liquid applications
• Spring Loaded - Can be mounted in any orientation
• Inlet/Outlet Connections:
  • CHK-TFL-1/4 has 1/4” FPT
  • CHK-TFL-3/8 has 3/8” FPT
  • CHK-TFL-1/2 has 1/2” FPT

Check Valve Brochure

High Capacity
Check Valves

Features

• High Capacity
  • CV-1304 (up to 2,000 PPD)
  • CV-1305 (up to 8,000 PPD)
• For use with Chlorine or Sulfur Dioxide gas
• Spring Loaded - Can be mounted in any orientation
• Inlet/Outlet Connections:
  • CV-1304 has 1” NPT Unions 
  • CV-1305 has 1.5" NPT Unions 

Check Valve Brochure