Lennox X4137 Filter 326058-757 technicians should verify the orifice

technicians should verify the orifice alignment and ensure the pilot tubing connections are secure to maintain the specific BTU input required for the pilot assembly

watertight seal

This compressor provides the mechanical reliability required for demanding cooling environments where precision and thermal stability are critical

High Flow Capacity: A 12

Lennox X4137 Filter 326058-757 technicians should verify the orificeThe Lennox X4137 MERV 11 Carbon Pre Filter is a critical component for maintaining peak performance in PureAir PCO14 12 air purification systems. Engineered to handle high velocity airflow while minimizing pressure drop, this 14x25x21 filter serves as the primary stage of filtration, shielding the PCO catalyst and UV lamps from heavy particulate matter. The integrated activated carbon layer provides immediate VOC reduction and odor mitigation,