General Aire 6FM2020 Filter Media
Replacement Filter Media. This filter has a MERV rating of 11. Approximate dimensions are 20 x 20 x 5.
Also known as part 4556
Replace every 6 months if you have heating & cooling OR every 12 months if you only have heating. If you have a dusty environment or shedding pets you may need to replace your filter more often.
|Service Interval||6 Months|
|Filter Size||20 x 20|
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