Suitable For Use With:
Model M4860CL1 4 to 5 Ton Heating Air Handler Module
The Unico System® UPC-59 Return Air Adapter
The Unico System® Return Air Adapter, Series: UPC-59, 20 in Dia, 35.3 in Length, 11-1/2 in Width, For Use With: Model M4860CL1 4 to 5 Ton Heating Air Handler Module