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Home / Shop By Size / 18" x 24" x 4"

18" x 24" x 4"

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  • Disposable Merv 8 XTREME+Plus
    High Capacity Pleat
    18″ x 24″ x 4″ (3-Pack)

    $108.16
    Add to cart
  • Koch Filter Merv 11 Std. Capacity
    Pleated Panel Filter XL11
    18″ X 24″ X 4″ (3-Pack)

    $120.51
    Add to cart
  • Koch Multi-Pleat XL8-HC 102-701-027
    High Capacity Filter
    18″ x 24″ x 4″ (3-Pack)

    $112.21
    Read more
  • Koch Multi-Pleat XL8-SC 102-700-027
    Standard Capacity Filter
    18″ x 24″ x 4″ (3-Pack)

    $89.95
    Read more
  • Silver 94% 4″ Electrostatic Washable HVAC Furnace Filter 18″ x 24″ x 4″

    $137.47
    Add to cart
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