UNIVERSAL COMPATIBILITY: 11.5x11.5x1 replacement air filters for your furnace, air conditioner, or heat pump enhance HVAC system efficiency and support a healthy lifestyle (actual size: 11.50 x 11.50 x 0.75 ) MERV 13 PERFORMANCE: Protect your home or business from germs, bacteria, and more with MERV 13 synthetic media (comparable with MPR 1900 & FPR 10) that captures 98% of dust without restricting air flow LONG-LASTING FILTRATION: Electrostatically charged media with 16 pleats per foot traps more microscopic particles and lasts 3x longer than fiberglass models (replace every 90 days for optimal performance) SUPERIOR CONSTRUCTION: Easy installation beverage board frames with dual wire backing outperform flimsy cardboard designs by improving durability, preventing warping, and resisting extreme temperatures MADE IN THE USA: Built with industrial-grade, recyclable materials and proudly manufactured 100% in the United States for dependable indoor air quality that is trusted by millions of homes UPC 717267257039 Brand Name Filterbuy Unit Count 2.0 Count Item Weight 1.5 Pounds MERV Rating 13 Manufacturer Filterbuy Max Velocity 615 Cubic Feet Per Minute Model Number AFB11.5x11.5x1M13Apk2 Material Type Aluminum, Plastic, Polypropylene Product Grade Replacement Parts Item Type Name Air Filter Max Temperature 200 Degrees Fahrenheit Number of Items 1 Compatible Devices Air Cleaner, Air Conditioner, Furnace, HVAC System, Heat Pump Common Applications Allergen Reduction, Antimicrobial, High Strength Included Components Air Filters Warranty Description Defective items and products that were shipped incorrectly are subject to a refund or replacement on a case by case basis. Please contact our customer support team for more information if you experience any issues. Air Filter Construction Pleated Item Dimensions L x W x Thickness 11.5 L x 11.5 W x 0.75 Th