Wall Mount Rough-In Valve Product Features 2-hole wall-mount installation Solid brass 4 5/16 in center to center 1/2 in NPT female inlets Ceramic cartridge Rough valve only Requires 2-hole vessel faucet trim Product Specifications Flow Rate 60 psi at 2 2 gpm Flow Rate 80 psi at 2 5 gpm - Buy Now or get More Info on Grohe Bath - Click Here To Order