Unlike the metal pre-filters or collecting cells that are washable

Directly compatible with Honeywell economizer systems including W7210

Durable Construction: Copper sensing element provides superior thermal conductivity and resistance to vibration in high-velocity air streams

a technical connector

Lennox 51M68 Bearing Bracket 318820-201 Unlike the metal pre-filters orThe Lennox 51M68 Bearing Bracket is a critical OEM component designed for high performance stabilization of the blower motor and rotating shafts within industrial and residential HVACR systems. As a 3 legged bearing support, this bracket provides the structural integrity necessary to maintain precise shaft alignment, effectively reducing mechanical vibration and preventing premature component wear. Engineered for heavy load resistance, the Lennox