Includes 3 sets of 5' clear PVC foam sticks designed with PVC pipe and fittings, safe for all chemical applications. Foam chamber and stick are made of 3/4 clear PVC with 9 application holes spaced six inches apart. Includes air & fluid in-line PVC check valves, 3/8 push to connect ball valves for control. Includes two sets of Triple Mount Plate Kits. Also includes the Motor City Wash Works Digital Triple Foam Metering Pump Dilution Station