Could you please give us a chance to serve you with satisfying thermostatic mixing valves (TMVs) and radiator valves (TRVs). They may be not the best products, but it must be your best choice.Through nearly 20 years' development, we have developed series of thermostatic valves according to market demands. We think it should be very easy for you to select the one you want. Even if you have special requirements about specs, please tell us. Then, we are willing to give you the final solutions in a short time.If you are searching TMVs, would you please tell me required valve port size, mixed temperature range, applied system, pressure drop, and flow rate? Once inquiry is received, our team will give you a prompt respond and keep communication with you.If TRVs are hunted, only the data of port size and connection type is needed to tell us. Thermostatic mixing valve: 1/2", 3/4", 1", 1 1/4", 1 1/2" and 2".Thermostatic radiator valve: straight-way and three-way with 1/2", 3/4" and 1" port sizes.