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 | $13.42 | $14.33 | $18.75 |
PRICE 12-PACK | $161 | $172 | $225 |
OVERVIEW | economical | best overall value |
remove allergens at low cost |