this direct replacement motor eliminates the guesswork of universal fitments

Integrating these HVAC replacement parts into a preventative maintenance schedule reduces unplanned downtime and extends the service life of existing valve bodies without necessitating a full valve replacement

maintaining the blower assembly's factory-rated CFM

after cutting your panel opening

The 21887U is the timed version of the 21807U

Resideo FV180 Air Vent 322057-301 this direct replacement motor eliminatesThe Resideo FV180 is a high performance, spring loaded float type air vent engineered for efficient air removal in closed hydronic heating and cooling systems. Built with a durable brass body, this 1 8" NPT automatic air vent features a patented fulcrum design that delivers a venting rate 3 to 4 times higher than standard competitive models. Specifically designed to handle the accumulation of air released during the heating of cold water, the Resideo