The Dilution at Hand Extreme has a sleek design and enhanced color scheme that provides a modern appearance in any housekeeping environment. The dual port 1 gallon per minute (4L / min.) dispenser has 1 hand activation for easy spray bottle filling and built in 1 gpm flow disks that improve dilution accuracy compared to other dispensing systems. Available as the dispenser alone (820GAP) and with 2 locking enclosures in either 1 gallon (5L) or 2 liter (1/2 gallon) sizes (820GAP-DIG, 820GAP-D2L). Uses Dema’s ASSE 1055B approved action gap backflow preventer or optional air gap backflow protection (substitute AG for GAP in part#).