18x20x1
18x20x1 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 | $11.17 | $11.92 | $15.67 |
PRICE 12-PACK | $134 | $143 | $188 |
OVERVIEW | economical | best overall value |
remove allergens at low cost |