CAUTION: Working pressure is 1000 to 3200 PSI. Flow rate is 1.5 GPM to 4 GPM. Pressure above 3200 PSI will not work. Application: Must follow the manual to set up the chemical injector. It is used to siphon detergent from a separate container. The chemical works after the pump. This therefore allows for a wider selection of chemicals. The chemical injector has a standard 3/8 inch fitting. It connects the cleaner pump to the hose. The dilution ratio of chemical to can be adjusted by controlling the metering valve. Works with most brands of gas and electric cleaners. Suitable for cold and hot water cleaners. Color: Transparent + Gold Material: Metal Size: Tube length: about 3 meters Package Contents: 2 x Chemical Injector 2 x 10 Feet Tube 2 x Filter 2 x Black Soap Nozzle 4 x PTFE (the color is random, the specified color cannot be selected) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a