(855) 345-8289//Email US
    //Buy in Person
    filterbuy

    Shop by

    air-filters
    >
    ruud-air-filters
    >
    ruud-rxfh-e21am10-rxfh-e21am13
    >

    MERV 8 Replacement for Ruud 21x21x4.5 (20.75x20.75x4.38) RXFH-E21AM10, RXFH-E21AM13

    Actual Size: 20.75x20.75x4.38"

    https://filterbuy.com/media/cache/94/4d/944d0542bdd9cf81e08e34d9956f34ca.jpg
    $190.20
    $336.06
    in stock
    Ships in 24 hours
    Quantity Discount
    1 for$56.01 ea2 for$35.00 eaSave 38%3 for$33.67 eaSave 40%4 for$32.36 eaSave 42%5 for$32.03 eaSave 43%6+ for$31.70 eaSave 43%
    STANDARD AIR FILTRATION
    STANDARD AIR FILTRATIONRESIDENTIAL AND/OR COMMERCIAL USEChange Every 3 Months

    ABOUT

    • This is a list 21 X 21 X 4.5 MERV 8 air filter replacement for your furnace, air conditioner, heat pump, or HVAC system
    • Actual air filter size: 20.75x20.75x4.38"
    • MERV 8 synthetic media (comparable with MPR 600 & FPR 5) offers standard protection from dust, pollen, and more by trapping 90% of airborne particles without impacting air flow.
    • High-quality construction means electrostatically charged pleated filter media, reinforced wire backing for structural integrity, and a durable frame to resist heat and humidity
    • Built to last 3 months. 300% longer than fiberglass models
    • 100% manufactured in the United States and designed with recyclable materials
    • Learn more about 21 X 21 X 4.5 Air Filters