Box Lug Terminals: Secure

For contractors performing HVAC blower assembly repairs

the bronze body and stainless trim are compatible with standard glycol-based heat transfer fluids utilized in HVAC systems

Its brass construction and integrated conical filter protect the valve seat from system debris

maintaining precise balance is non-negotiable

Lennox 21W66 Gasket 321702-401 Box Lug Terminals: SecureThe Lennox 21W66 Gasket is a critical OEM replacement component engineered specifically for induced draft assembly sealing in high efficiency residential and commercial heating units. As a veteran tech knows, a compromised seal at the inducer motor lead to pressure switch trips and flue gas leakage. This draft inducer blower gasket (cross referenced as LB 106197) is designed to withstand high temperature combustion environments while maintaining a