Water Source Av-57 Deep Well Air Volume Control

Deep well air volume control used with submersible pumps, maintains proper relationship between volume of air & water in galvanized pressure tank, not used with recharged tank, durable plastic body, polypropylene float, 1/4 inch pressure gauge port, 1-1/4 inch mpt connection, air release valve non-adjustable. The product is manufactured in china. Easy installation and easy handling.