25x25x1 Furnace Filter Camfil AP-3. (12-pack) $143.00 $123.00

MERV 8 yields high indoor air quality with an exceptional filter that rivals the brand name competition. GREAT VALUE: You pay only $10.25 each! Pay less, get more. Most affordable product of this size! HIGHLIGHTS MERV 8...

25x25x1 Furnace Filter Camfil 30/30. (12-pack) $178.00 $158.00

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 $13.17 per filter!...

25x25x1 Furnace Filter Camfil AP-11. (12-Pack) $199.00 $179.00

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 $14.92 per furnace...