Formasil H2O – Valve Sealant

Formasil H2O – Valve Sealant


For high-pressure gate valve applications in hydrocarbon service. Formasil H2O is chemically resistant to aliphatic liquids and gasses, including gasoline and kerosene, fuel and lubricating oils, natural gas and brine water. Formasil H2O is effective at temperatures to 400°F and is fortified with anti-rust, anti-wear, and corrosion inhibitors.


For use in:

  • Plug, gate, and ball valves
  • Drilling choke manifolds
  • High-pressure gate valves

Suitable for use in hydrocarbon gasses

DO NOT use in oxygen service.


  • 100% synthetic
  • Water resistant
  • Inhibited for H2S
  • Excellent sealing capabilities
  • Temperature range: 0° to 400°F

Product Code – FH2O