Perrin & Rowe 3/4"F X 1/2"M Adaptor - U.5399Perrin & Rowe 3 4 F x 1 2 M Adaptor U. 5399 A solid brass adaptor designed to connect exposed tub fillers or thermostatic valves to standard 1 2 shower components. Features Connects hose to the outlet of exposed tub fillers or exposed thermostatic valves Reduces a 3 4 outlet shower arm to a 1 2 connection Solid brass construction for long term durability Unlacquered Brass is a living finish that naturally ages and develops a unique patina over time,