Lennox X4137 Filter 326058-757 The Armstrong Fluid Technology 174031MF-043
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Description
Lennox X4137 Filter 326058 757 The Armstrong Fluid Technology 174031MF 043 The Armstrong Fluid Technology 174031MF 043 Precise Superheat Control: Engineered with a #6 orifice to provide exact refrigerant flow adjustments based on real time load requirements