Precisionaire Furnace Air Filter 18 \ X 20 \ X 1 \ Fiberglass
- 16x20x4 replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 15.38" x 19.38" x 3.63").
- MERV 13 synthetic media (comparable with MPR 1500 - 1900 & FPR 10) protects homes from bacteria and more by trapping 98% of airborne particles without impacting air flow.
- High-quality construction features an electrostatically charged, pleated design that captures more harmful particles and prolongs the products lifespan by 3 times that of fiberglass models.
- Industrial-grade beverage board frames with dual wire backings outperform standard cardboard designs.
- All components are manufactured within the United States and designed with recyclable materials.