Usage Tips:Package: Kit Includes chemical injector, 10 feet siphon hose, filter, black nozzle soap with 1/4 inch quick connect and PTFE tape. Application: When detergent is sucked out separately, the chemicals or soap will not pass through the pump, which allows you to use a variety of chemicals without damaging the pump. Characteristic: Chemical injector kit with a metering valve, which can adjust dilution ratio of chemicals and water. Avoid clogging of the injector and improve the efficiency of pressure washer. Connector: Downstream Injector has universal 3/8inch quick connect. It connects between power washer hose and pump. Works with most 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. Flow rate is from 2 GPM to 5 GPM. Chemical Injector Kit Max pressure: 4000 PSI. Flow rate: 2 GPM to 5 GPM. Connector: 3/8inch quick connect 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 cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.