Copeland Comfort Control (White Rodgers) PAD A04 1725 052 Humidifier Pad technical best practices suggest a technical best practices suggest a light application of high temperature compound on clean seating surfaces for optimal results The 1" GB C kit is a standard requirement for technicians performing routine maintenance on hot water storage tanks and air conditioning units where thermal resistance is non negotiable using genuine Copeland HVAC parts ensures the bypass damper and internal components are protected from bypass air leakage and moisture carryover This specific humidifier water panel is engineered for the HFT2100 high capacity series