The Dilution at Hand Extreme has a sleek design and enhanced color scheme that provides a modern appearance in any housekeeping environment. This dial-a-blend dispenser is designed to dispense 1 chemical at 4 dilutions at 1 gallon per minute (4L / min.) with 1 hand activation for easy spray bottle filling. The built in 1 gpm flow disk improves dilution accuracy compared to other dispensing systems. Available as the dispenser alone (805GAP) and with a locking enclosure in either 1 gallon (5L) or 2 liter (1/2 gallon) sizes (805GAP-SIG, 805GAP-S2L). Uses Dema’s ASSE 1055B approved action gap backflow preventer or optional air gap backflow protection (substitute AG for GAP in part#).