For installation at grade or with in-line piping between 12" and 18" below grade. A complete dry chemical dosing system for contact chamber, concrete pad or support bracket installation. The IT2000S includes an adjustable outlet sluice for precise chemical application. Maximum flow rate through the feeder is 100,000 (70 GPM). The IT 2000-S has two (2) feed tubes and 4" inlet and outlet connections.