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Designed to deliver supplemental or emergency heat
Always verify the 1/4" bore and CW rotation against your existing motor shaft before installation
What is the outside diameter of this part
it supports efficient motor cooling and prevents premature blade failure due to impact
Aprilaire 213 Filter 320819-301 Designed to deliver supplemental orThe 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
