Description VENTSORB® canisters, each containing 180 pounds of activated carbon, are ideal for low-flow air purification applications at industrial and municipal facilities. These economical adsorption systems control small volume organic contaminants and/or odorous gas emissions from: * Storage tank vents * Reactor vents * API separator vents * Sludge thickener tanks at waste treatment plants * Sewer gas vents, wet stations, and weir boxes at chemical and municipal waste treatment plants * Chemical plant wastewater holding tanks * Laboratory hood exhausts * Landfills * Air-stripper off-gases The 55-gallon VENTSORB® canisters contain all the elements found in a full-scale adsorption system vessel: activated carbon, inlet connection and distributor, and an outlet connection for the purified air stream.