Marketing InformationPressure balance valve mixes hot and cold water anti-scald protection rotating the handle counter clockwise turns on the water and controls the water temperature built-in diverter for diverting between multiple devices (for example, diverting between a showerhead and a hand shower) ceramic cartridge 1/2 in FNPT ports 5.2 gpm flow at 60 psi extension kit available for deep wall installations, see J-DIV-CSV-EXT-T or J-DIV-CSV-EXT-C works well with low water pressure.