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18x20x1

  • 18x20x1 Furnace Filter

    Camfil

    18x20x1 Furnace Filter Merv 8. (12-pack)

    MERV 8 yields high indoor air quality with an exceptional filter that rivals the brand name competition. GREAT VALUE: You pay only $14.67 each! Pay less, get more. Most affordable product of this size! HIGHLIGHTS MERV 8 Lifespan: 2 months Exact size: 17...

    Was: $194.00
    Now: $176.00
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  • 18x20x1 Furnace Filter Merv 8

    Camfil

    18x20x1 Furnace Filter Merv 8 Extra. (12-pack)

    MERV 8: Best selling -- 5 Star Rated with Innovative Technology. Ultimate filter for Canadian homeowners. Offers the best value for price, lifespan, and air quality with brand name reliability. Pay only $15.67 per filter! This second-generation Merv 8...

    Was: $206.00
    Now: $188.00
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  • 18x20x1 furnace filter MERV 11

    Camfil

    18x20x1 Furnace Filter Merv 11. (12-Pack)

    MERV 11: High Efficiency -- State of the art filtration capabilities remove allergens, the perfect choice for Canadian homeowners to elevate air quality. Brand name reliability at a low cost: pay only $20.92 per furnace filter! Most popular option for...

    Was: $276.00
    Now: $251.00
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