Varudi Brass Copper Adjustable Function Water Jet Spray Nozzle Hose Pipe Suitable For High Pressure Water Spray Gun Car Wash Bike-Car-Pets-Window And Gardening Pack of (3/4 Hose, 4) View Details .

The jet spray can increase the water pressure to some extent by controlling the flow. However, it cannot significantly boost the pressure if the incoming water pressure from the hose is low.