A complete package for foam application. Attaches to 1" hose. The high impact 2.5 gallon foam reservoir with built in eductor can be set to the ratio of foam or wetting agents you use. The large easy to open fill port has an indicator to show the type of liquid in the tank. The flow is controlled by a twist grip valve/ carrying handle. The discharge velocity can be changed with a quarter turn to meet your needs for inlet pressures between 40 to 500 PSI. The nominal flow is 12 GPM at 100 PSI. The package includes a straight stream nozzle, low expansion nozzle, medium expansion nozzle and shoulder strap.