Rugged design easily contains small and large spills Heavy-duty copolymer 2000 construction with durable PVC sidewall assemblies for sidewall support Raise or lower the sidewalls in seconds; simply swivel the feet of the PVC supports—vehicles and equipment can then roll over top the collapsed wall for convenient entry and exit Fold up easily for compact storage and transport Height: 12 in
(30.5cm) Compliance Meet EPA Containment Storage Regulation 40CFR264.175 with Collapsible Wall Model Containment Berm.