Using triple action scrubbing technology, ScrubPac VentClean System can provide over 99% removal of storage tank and rail car vent emissions caused by breathing and filling operations. Corrosion-resistant system comes in 4 models to handle gas capacities from 0–1,500 acfm. Type 1 is configured to use water on once through basis, while Type 2 incorporates special circulation pump, using water at reduced consumption rate, or chemical reagent such as sodium hydroxide on re-circulated batch basis.