General Aire 12758 Filter Media
Replacement Filter Media.
This is a MERV 11 air filter. Also known as part 4001, B86-222, 4E436 and S1-FM210.
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|
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