Aprilaire 213 Filter R-407C If your specific heater wiring

If your specific heater wiring schematic requires a manual reset for safety compliance

this kit features Viton (FKM) seals

This 24 volt HVAC transformer is the specified choice for maintaining the integrity of the secondary control loop in 208-230V single-phase systems

If the switch does not reset after the unit cools

0 Cv flow coefficient provides ideal balancing for terminal units

Aprilaire 213 Filter R-407C If your specific heater wiringThe Aprilaire 213 Filter is a high performance MERV 13 air filter designed to optimize indoor air quality for residential HVAC systems. Featuring patented Self Seal Technology, this genuine Aprilaire replacement filter minimizes air bypass, ensuring that nearly all circulating air passes through the pleated filter media. Engineered for a 20x25x4 nominal size, it effectively captures 93% of airborne viruses and 99% of common triggers like pollen, mold