Package: Kit Includes chemical injector, 10 feet siphon hose, filter, black nozzle soap with 1/4 inch quick and PTFE tape. Application: When detergent is sucked out separately, the chemicals or soap will not pass through the pump, which allows you to a variety of chemicals without damaging the pump. Characteristic: Chemical injector kit with a metering valve, which can adjust dilution of chemicals and water. Avoid clogging of the injector and the efficiency of pressure washer. Connector: Downstream Injector has universal 3/8inch quick . It connects between washer hose and pump. Works with of electric and gas pressure washer. Material: Siphon hose is made of high-quality PVC, used for hot and cold water. Max pressure is 4000 PSI. rate is from 2 GPM to 5 GPM. Chemical Injector Kit Max pressure: 4000 PSI. rate: 2 GPM to 5 GPM. Connector: 3/8inch quick Colour:White + Gold Material:PVC Package Contents: 1 set * Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.