1/2 Inch T Adapter, Male and Female Ends with Hose Ferrule End for 3/8 In. Hose Attachment. Can Be Used for 1/2 to Split 1/2 In. T T pipe, 1/2 in. fitting, 1/2 inch T, male, male and female or 3/8 inch ferrell for hose line. Can be used for air or water, 1/2 inch connection. Easy install, smooth connection Best T connection for Bidet Hot water connections.