Hayward SP14311 1-1/2-Inch MIP by 1-1/2-Inch FIP Complete Jet-Air Hydrotherapy Fitting with 18-Inch Tube and Nozzle Complete Jet-Air Hydrotherapy fitting For in-pool installation Includes removable 18-inch air supply tube with cap and super directional nozzle with 1-inch rubber nozzle Measures 1-1/2-inch MIP by 1-1/2-inch FIP