Speakman sm-3090-ada sentinel mark ii regency pressure balance valve with lever handle the speakman sentinel mark ii shower valve line is designed to provide high quality anti-scald pressure balanced protection. Speakman sentinel mark ii valves feature an independent center sleeve which allows up to 1 of roughing in variation. Temperature can be adjusted through the temperature limit stops and the valves have a ceramic temperature regulating module. Sentinel mark ii valves feature polished chrome plated brass trim with a metal index plate and are vandal resistant. Sentinel mark ii valves provide superior protection down to 2.0 gpm. The sm-3090-ada features a metal lever handle for easy operation. The sm-3090-ada a vs-1001-ada hand shower system, s-1556 diverter tub spout and s-2500 arm & flange. The sm-3090-ada is certified to meet asse 1016 and asme a112.18.1/csa b125.1 standards and is ada compliant.