Air Conditioner Review
This is the high efficiency filtering media, which is the heart of your air cleaner. It is recommended that the filter be replaced annually.
- Fits Research Products Model No. 5000 (Part #501)
- New aftermarket Aprilaire 501 filter!!
- Original accordion type design.
- Protects heating and cooling equipment.
List Price: $52.55
Sale Price: $30.77
Air Availability: Usually ships in 1-2 business days
Aprilaire 501 Replacement Filter out of 5 based on ratings.
ecobee Aprilaire 501 Replacement Filter $52.55