Ultratech 8558 Collapsible Wall Ultra-Containment Berm^?, 4488 US gal. Capacity, 12′ W x 50′ L x 12″ H, Hinge Bracket – Each

The collapsible wall model containment berm features rugged PVC sidewall assemblies for sidewall support
Simply swivel the “feet” of the PVC supports to lower or raise the sidewalls in just seconds
Rugged materials provide years of service and excellent chemical compatibility
Add the Ultra-Self Bailer to keep rainwater out of the spill containment berm
Rainwater drains from the berm passively but will automatically shut off if there is a spill
Standard material of construction is Copolymer-2000. Other materials available upon request