20x20x1

We make it easy to find 20x20x1 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
MERV 8 8 11
LIFESPAN 2 months 3 months 3 months
COST PER FILTER  $10.50 $13.17 $14.33
PRICE 12-PACK $126 $158 $172
 OVERVIEW  economical  best overall
value		   remove allergens
at low cost
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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  • 20x20x1 Furnace Filter

    Camfil

    20x20x1 Furnace Filter Camfil AP-3. (12-pack)

    MERV 8 yields high indoor air quality with an exceptional filter that rivals the brand name competition. GREAT VALUE: You pay only $10.50 each! Pay less, get more. Most affordable product of this size! HIGHLIGHTS MERV 8 Lifespan: 2 months Exact size: 19...

    Was: $139.00
    Now: $126.00
    Add to Cart
  • 20x20x1 Furnace Filter Merv 8

    Camfil

    20x20x1 Furnace Filter Camfil 30/30. (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 $14.25 per filter! This second-generation Merv 8...

    Was: $188.00
    Now: $171.00
    Add to Cart
  • 20x20x1 furnace filter MERV 11

    Camfil

    20x20x1 Furnace Filter Camfil AP-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 $15.42 per furnace filter! Most popular option for...

    Was: $204.00
    Now: $185.00
    Add to Cart
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