Fits Standard Garden Hose; For In-Line Exterior Filter; KDF ® and Granular Activated Carbon (GAC); Limits Bacteria Growth/ Reduces Chlorine Taste And Odor/ Reduces Sediment And Scale; With Hose Protector; 6 Months Of Usage Or Up To 3000 Gallons; With Connect Fittings And Hose Saver; Single; Retail Package