The 2-Handle Thermostatic Rough Valve with 3-Way Diverter, with discrete functions, allows you to design a custom shower system. Constructed with brass for a lasting design a rough valve is a durable option for your shower system. A ¾” thermostatic cartridge continually adjusts to temperature and pressure changes, enabling it to maintain the perfect temperature. The valve pairs with our trim kits for a sleek, modern shower design.