Perrin & Rowe 1/2" Rough-In Valve For Wall Mount Lavatory Faucets with Cross Handles U.3261R-2Perrin & Rowe 1 2 Rough In Valve For Wall Mount Lavatory Faucets with Cross Handles U. 3261R 2 (Set of 2) For use with cross handle faucets: U. 3791X, U. 3794X, U. 3171X, U. 3322X Features Includes two counterclockwise opening valves 1 2 female NPT inlets and outlets Back of valve to finished wall: 2 1 8 minimum, 2 3 4 maximum 1 4 turn ceramic disc control cartridges for smooth, reliable performance Plumber to provide 1 2 male nipple T fitting for