Railcar Air/Vapor Adaptor


Various Materials *Butterfly Valve Sold Separately* AS3730-020

Key Features

  • An all-plastic assembly that offers tank trailer operators a method of loading and unloading product in a closed loop.
  • Keeps liquid and vapor control away from operators and out of the atmosphere.
  • Corrosion resistant.
  • Low maintenance and lightweight.
  • Consists of a rotating outer plate which allows existing hatch/dome cover swing eyebolts to clamp the device to standard tank trailer manway application.
  • Several configurations available depending on application.
  • Gauging options available.