HydroTherm’s parent company, Mestek, has roots in the heating industry that stretch as far back as 1946, when they were founded as a radiator company in Westfield, Massachusetts. Though HydroTherm baseboard heating systems have been discontinued, these durable machines continue to keep homes and businesses comfortable. HydroTherm has changed it’s brand name to ATH Advanced Thermal Hydronics. Extend the life of your unit with ATH heating system replacement parts by contacting them directly 413-568-9571 www.knseries.com

Finding the specific HydroTherm/ATH heater parts that your project requires is not simple. Please give the factory a call with your model and serial number to provide you with the correct part number. To locate precise HydroTherm /ATH valves, gaskets, flanges, burners and all other necessary components HydroTherm /ATH will direct you to their approved supplier. Our support team would like to provide personalized assistance however, we no longer have quick access to HydroTherm/ATH. Parts for EW, HC-D, HW, VGAB and many other popular series models are represented by HydroTherm /ATH heating systems. HVAC technicians, plumbers and other professionals as well as individual homeowners across the United States, please call factory directly 413-568-9571.

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