Warden AST Overfill Prevention Valve

The EBW Warden® is designed to provide a positive shut-off during a pressurized fill delivery on an aboveground storage tank. It eliminates spills and overfills, avoiding costly cleanup expenses and ground contamination. The Warden® is fully adjustable to provide shut-off in various height and capacity aboveground tanks. It is designed to fit into a 4" fill riser, making installation on new and existing locations simple and quick. Designed with inverted floats for use in small or large rectangular tanks. Requires 4" minimum ullage.
Note: The Warden® is recommended for use with clean product only. Contaminated product may cause erratic operation or valve failure

  • Cylindrical float design eliminates interference with tank walls and cross braces.
  • 100 psi working pressure rating.
  • Flow rate 200 gpm at 20 psi.
  • No minimum flow rate.
  • Ships complete with upper nipple and tight fill adapter with crossbar to prevent open fills.
  • Simply thread onto a 4" riser pipe to install. Length of upper tube determines shut-off point.
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