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18x25x1 Air Filter

Looking for the perfect 18x25x1 air filter but don't want to break the budget? That's what we're here for. Because we do not outsource our materials or labor and are able to manufacture, in-house, in the USA, we can provide you with prices you won't find anywhere else. Choose from our four different MERV ratings and our two different package bundles for the 18x25x1 air filters that are right for you and your home or business. Free shipping is available for all orders.
  • Home Basic

    Fiberglass | MERV Rating 6
    Lint, Dust Mites, Mold Spores, Pollen & Pet Dander
    18 x 25 x 1 MERV 6 Fiberglass Air Filter
    Get your First Filter Free with Auto Delivery
    View Terms and Conditions
    • Actual Size: 17 1/2" x 24 1/2" x 3/4"
    • Product #: D50S.011825
  • Home Select

    Pleated | MERV Rating 8
    Lint, Dust Mites, Mold Spores, Pollen, Pet Dander & Fine Dust
    18 x 25 x 1 MERV 8 Pleated Air Filter
    Get your First Filter Free with Auto Delivery
    View Terms and Conditions
    • Actual Size: 17 1/2" x 24 1/2" x 3/4"
    • Product #: P80S.011825
  • Home Plus

    Pleated | MERV Rating 11
    Lint, Dust Mites, Mold Spores, Pollen, Pet Dander, Fine Dust & Auto Emissions
    18 x 25 x 1 MERV 11 Pleated Air Filter
    Get your First Filter Free with Auto Delivery
    View Terms and Conditions
    • Actual Size: 17 1/2" x 24 1/2" x 3/4"
    • Product #: P15S.011825
  • Home Ultimate

    Pleated | MERV Rating 13
    Lint, Dust Mites, Mold Spores, Pollen, Pet Dander, Fine Dust, Auto Emissions, Very Fine Dust, Smoke & Bacteria
    18 x 25 x 1 MERV 13 Pleated Air Filter
    Get your First Filter Free with Auto Delivery
    View Terms and Conditions
    • Actual Size: 17 1/2" x 24 1/2" x 3/4"
    • Product #: P25S.011825
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