20x20x1 MERV 13

Camfil

20x20x1 Furnace Filter Merv 13 (12-pack)

MERV 13: Highest Efficiency filtration. The BEST Canadian homeowners can buy! Better performance, superior results for a cleaner, safer home. And at just $20.42 per filter, you’re paying for superior dust and allergen removal without the name brand...

AAF Flanders

20x20x1 Furnace Filter Merv 13. (12-pack)

$15.42/each MERV 13 filter : Highest Efficiency filtration. The PREpleat M13 pleated filter by AAF Flanders has a low initial resistance and supports achievement of LEED® credits by significantly improving Indoor Air Quality (IAQ)...