Description Features: Clay and Bailey’s AST, Testable Overfill Prevention Valve introduces an added safety feature to the industry’s safest overfill prevention product. The unique test system allows for anyone to activate the float to a shut off position, providing verification that the Overfill Prevention Valve is functioning. The unique test system can be engaged before or at any time during the filling operation. The test system incorporates a type 305 stainless steel wire rope that meets the MIL specifications and has a breaking strength over 360 lbs. The AST Testable Overfill Prevention Valve can be retrofitted to an existing AST and be used in direct fill or remote fill installations.
