20x24x4

We make it easy to find 20x24x4 furnace filter. Keep more cash in your wallet when you buy online. Your new filters are in stock ready to ship. Comparison and options:
  CAMFIL AP-3 CAMFIL 30/30 CAMFIL AP-11 CAMFIL AP-13
MERV 8 8 11 13
LIFESPAN 4 months 6 months 5 months 5 months
COST PER FILTER $27
 $38.50
 $38.83
 $46
PRICE 6-PACK $162
 $231 $233 $276
 OVERVIEW  economical  best overall
value		  remove allergens
at low cost		  superior dust and
allergen removal
The higher the MERV rating on a filter, the fewer dust particles and other contaminants can pass through it. 
CAMFIL MAKES PREMIUM QUALITY FILTERS THAT ARE TRUSTED BY CANADIAN HEALTH CARE PROVIDERS ACROSS CANADA.

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  • 20x24x4 Furnace Filter Camfil AP-3. (6-pack)

    Camfil

    20x24x4 Furnace Filter Camfil AP-3. (6-pack)

    MERV 8 yields high indoor air quality with an exceptional filter that rivals the brand name competition. GREAT VALUE: You pay only $27 each! Pay less, get more. Most affordable product of this size! HIGHLIGHTS MERV 8 Lifespan: 4 months Exact size: 19...

    Was: $178.00
    Now: $162.00
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  • 20x24x4 Furnace Filter Merv 8

    Camfil

    20x24x4 Furnace Filter Camfil 30/30. (6-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 $38.50 per filter! This second-generation Merv 8...

    Was: $254.00
    Now: $231.00
    Add to Cart
  • 20x24x4 Air Filter Merv 11

    Camfil

    20x24x4 Furnace Filter Camfil AP-11. (6-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 $38.83 per furnace filter! Most popular option for...

    Was: $256.00
    Now: $233.00
    Add to Cart
  • 20x24x4 Air Filter Merv 13

    Camfil

    20x24x4 Furnace Filter Camfil AP-13. (6-pack)

    MERV 13: Highest Efficiency filtration. The BEST Canadian homeowners can buy! Better performance, superior results for a cleaner, safer home. And at just $46 per filter, you’re paying for superior dust and allergen removal without the name brand...

    Was: $303.00
    Now: $276.00
    Add to Cart
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