For installation at grade or with in-line piping up to 18" below grade. Trim lines allow field adjustment at 12" or 18". A complete dry chemical dosing system for contact chamber, concrete pad or support bracket installation. Three interchangeable outlet weir plates control flow through the IT 2000. Maximum flow rate through the feeder is 100,000 GPD (70 GPM). The IT 2000 has two (2) feed tubes and 4" inlet and outlet connections.