Lochinvar & A.O. Smith 100157733 Power Vent Kit 318973-401 engineered for fixed-speed reliability in

engineered for fixed-speed reliability in 115V single-phase applications

Simplified Installation: Universal bolt pattern and standard 24V wiring reduce labor time during retrofit or new construction projects

ensuring compliance with strict industrial safety standards

As the direct replacement for the legacy Barber Colman 2284-421

Persistent rattling or grinding usually indicates a loose set screw

Lochinvar & A.O. Smith 100157733 Power Vent Kit 318973-401 engineered for fixed-speed reliability inThe Lochinvar & A. O. Smith 100157733 Power Vent Kit is a critical OEM replacement part for high efficiency water heating systems requiring assisted combustion gas removal. Designed specifically for PVC ventilation applications, this kit facilitates the safe horizontal or vertical discharge of flue gases, ensuring the appliance operates within manufacturer specified pressure parameters. As a genuine power vent assembly, it eliminates the common static