The Lennox 57M87 Blower Housing (also identified as LB-94726J) is a critical OEM replacement part engineered for high-performance air delivery in Lennox furnaces and air handlers

In most professional setups

This specific blower fan blade assembly is a critical component for restoring system static pressure and CFM delivery in Nordyne

Durable Construction: Features a 304 stainless steel probe that resists moisture and corrosion in mechanical rooms

Reduced Maintenance: Minimizes the need for frequent manual packing adjustments by automatically compensating for wear

Auburn E5-I-18 Ignitor 328140-751 The Lennox 57M87 Blower HousingThe Auburn E5 I 18 Ignitor is a high performance industrial spark plug and ignition electrode engineered for reliable combustion in commercial HVACR and heating systems. Specifically designed for commercial boiler ignition and high heat process burners, this 18mm reach component features a durable alumina insulator and a high alloy center electrode for superior heat resistance. As a critical gas burner igniter replacement, the E5 I 18 ensures