Freestanding Tub Supply LinesThese substantial and stunning supply lines install under the floor, preventing the need for wall supports with your freestanding tub faucet. The item is available in different sizes to conform with the height of your tub. For Use to Convert Wall Mount Faucets to Freestanding Units Comes in Three Sizes; 4" of Height Is Under Floor. Requires No Additional Support. Constructed of Heavy Grade 1" OD Brass Pipe; 3 4" Inside Diameter 4 1 2" Reach 1 4 Turn