18x24x1

18x24x1 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 $15 $16.33
PRICE 12-PACK $132 $180 $196
 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. 

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