000 BTUs per furnace burner

and WeatherKing equipment

Ruggedly constructed for industrial environments

There is no functional or technical difference between the 50001464-005 and the 50001464-005/B

Lennox X0445 Media Filter 000 BTUs per furnace burnerThe Lennox X0445 is a high efficiency Healthy Climate replacement media filter designed for use in the PMAC 20C series air cleaner. This MERV 11 pleated filter provides a significant upgrade over standard fiberglass filters, utilizing an expandable accordion style design to maximize surface area and minimize static pressure across the HVAC system. At a nominal size of 25x20x6, the X0445 effectively captures airborne contaminants such as dust, pollen,