Designed by an RVer for RVers! Use on the dog, the kids, surfboard, bike, windshield or anything within 15’ of the RV. Utilizing a quick connect brass fitting with shutoff, just connect the coil hose for immediate pressure controlled by the pistol grip sprayer. Complete unit houses Spray-Port™ and Coil Hose w/Sprayer. Easily installed through the sidewall near a cold water line. Back-flow preventer keeps ground water from being sucked back into the vehicle. ½” diameter male brass fitting allows for easy connection to water supply.