18x25x1
We make it easy to find 18x25x1 furnace filter. Keep more cash in your wallet when you buy online. Your new filters are in stock ready to ship. Comparison and options:
| CAMFIL AP-3 | CAMFIL 30/30 | CAMFIL AP-11 | |
| MERV | 8 | 8 | 11 |
| LIFESPAN | 2 months | 3 months | 3 months |
| COST PER FILTER | $13.50 | $17.75 | $20.83 |
| PRICE 12-PACK | $162 | $213 | $250 |
| 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.
