18x25x1

18x25x1 furnace filter. Premium quality made by CAMFIL.
  CAMFIL AP-3 CAMFIL 30/30 CAMFIL AP-11
MERV 8 8 11
LIFESPAN 2 months 3 months 3 months
COST PER FILTER $11.92 $15.92 $18.75
PRICE 12-PACK $143 $191 $225
 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. 

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  • 18x25x1 Furnace Filter

    Camfil

    18x25x1 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 $11.92 each! Pay less, get more. Most affordable product of this size! HIGHLIGHTS MERV 8 Lifespan: 2 months Exact size: 17...

    Was: $157.00
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  • 18x25x1 Furnace Filter Merv 8

    Camfil

    18x25x1 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 $15.92 per filter! This second-generation Merv 8...

    Was: $210.00
    Now: $191.00
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  • 18x25x1 furnace filter MERV 11

    Camfil

    18x25x1 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 $18.75 per furnace filter! Most popular option for...

    Was: $248.00
    Now: $225.00
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