Grohe Geneva volume control trim is a quality and chromed finished rough-in unit that is specifically designed to control the outflow of water using one handle. The dial sets the stopping point for the handle for the ratio of the water pressure. Therefore it works in combination with separate hot and cold trim levers to control the temperature of the water as well as the pressure. Its functional, simple in design and easy to use with single lever. Also the trim which is the visible and decorative part of the shower set, mounts on the wall for a complete and seamless shower set look.
Grohe Geneva volume control trim connects to a Grohe valve that moves in order to maintain the balance of water flow. The pressure is balanced by the lever on a sliding disc which reacts to pressure ratio changes. Therefore this mechanism provides constant water pressure with adjustable water flow rate using only one handle.
Moreover, Geneva shower trim features SilkMove that offers precise and effortless water control for a lifetime of smooth and comfortable tap handling. This model does not have a diverter. This model does not come with the rough-in.
You can download the installation instruction sheet here.
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For more details, please see the technical sheet below;