• 16x24x4 replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 15.38" x 23.38" x 3.63")
• MERV 11 synthetic media (comparable with MPR 1000 - 1200 & FPR 7) protects homes from pets, allergies, and more while trapping 95% of dust particles without impacting air flow
• High quality construction features an electrostatically charged design with 8 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