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Allergen Defense Air Filters - 20x20x1, Pack of 4
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Category: bnx bnxtrufilter 20x20x1

About this item
- MERV 11 synthetic filtration material (equivalent to MPR 1000 - 1200 and FPR 7) shields residences from pet dander, allergens, and other particles by capturing 95% of airborne contaminants while maintaining air circulation.
- 20x20x1 replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 19.50" x 19.50" x 0.75")
- High quality construction features an electrostatically charged design with 14 pleats per foot that captures more harmful particles and lasts 3x longer than fiberglass models (replace every 90 days for best performance)
- Easy installation beverage board frames with dual wire backings improve structural integrity and outperform standard cardboard designs by resisting extreme temperatures
- Industrial grade components are 100% manufactured in the United States and designed with recyclable materials













































