providing the technical reliability required for demanding service calls

Broad Compatibility: Engineered for a wide range of Lochinvar

The high-visibility contrast scale and finger-tip reset facilitate rapid on-site adjustments

OEM Compatibility: Specifically engineered for Marvair ComPac and MODPac II units

the dual-ended square shaft and 90-160 degree adjustable stroke offer maximum flexibility for mechanical retrofits

Lennox 43H81 Motor Grommet 321894-708 providing the technical reliability requiredThe Lennox 43H81 Motor Grommet is a critical OEM replacement part engineered for high performance vibration isolation in residential and commercial HVAC systems. Designed with a 1. 25" outer diameter (OD), this elastomeric motor mount serves as the primary interface between the motor and its mounting bracket, effectively suppressing mechanical resonance and preventing metal on metal wear. Whether you are servicing Lennox air handlers, furnaces, or