The heart of a forced air heating system, the Air Handler Cabinet is standard with front water access (refer to Technical Specifications for typical applications). For back water access, see p/n 3822.
Note: Blower & Motor (p/n 154 1/4-hp) and Heat Exchanger Coil (p/n 106 100K, p/n 107 125K or p/n 108 140K) are sold separately. Air Handler Cabinet is capable of holding a filter (not included). Some assembly will be required. If utilizing an existing 24-volt thermostat to control blower, a Fan Center Relay (p/n 515) must be used.
