- Nominal Size: 20x23x1; Actual Size: 19 7/8" x 22 7/8" x 3/4"
- Comparable to MPR 1000 to 1200 Micro Allergen Defense and Honeywell Allergen Plus FPR 7
- Designed to filter microscopic particles such as lint, dust mites, spores, pollen, pet dander, fine dust, and smoke.
- Simple to install and a cost-effective step towards a healthier home environment. For best results, change your filters every 60 to 90 days but increase frequency to 30 days during peak summer and winter months
- 100% synthetic electrostatic media for high efficiency with low air flow resistance