HoseCoil 40' High Performance RV, Boat and Garden Hose with Storage System and Quick Release WN810U Hose Nozzle HoseCoil 40' HP High Performance Hose and Storage System with WN810U Nozzle, Quick Release and swivel Heavy Duty 1/2" ID HoseCoil provides a 47% increase in flow rate over 3/8" ID The quick release swivel is included for easy removal and continuous correct nozzle orientation. The contoured grip nozzle provides easy thumb level flow control with an adjustable spray pattern The storage system bag will keep your HoseCoil in it's original shape and condition. This will protect the coil memory for many years of use.