The POK FOAM with QUICK STIK TECHNOLOGY features the use of a small, easy to use solid stik of foam or wetting agents. No eductors or pails of foam needed. A foam/wetting agent stik insserted into the mixing tube dissolves the stik. All ranges of pressure as low as 20 PSI. Machined out of high-grade aluminum alloy with the trademark NITUFF finish that gives 50 microns of TEFLON impregnated anodized unlike the 20 microns of standard anodized. Simple to use and easy to train. Customize the system to your preference with several pproportioners to choose from.The proportioners can also be secured directly at the pump panel or inline between hoses.