Product Description

Replacement filter media for your Aprilaire 4300 or 2310 high efficiency air cleaner. This filter media needs changed twice per year if you have heating and air conditioning and once per year if you have just heating. Should you have special conditions like lots of shedding pets, are located near a farm or other dusty environment or are a commercial application you will need to replace the filter media more often.

The manufacturer is sometimes referred to as April Aire, Aprilair, April Air but is correctly spelled Aprilaire.