what is the difference between the k-t14781-4 and the k-t14780-4A. The Kohler K-T14781-4 is a Thermostatic Valve Trim and the k-t14780-4 is a Rite-Temp Valve Trim.
What is the difference between a thermostatic and a rite temp.A.
The Kohler K-T14781-4 is a thermostatic trim. The thermostatic trim changes the temperature only where the rite temp turns the water on and changes the temperature.