18x25x1 MERV 13 Pleated Air Filter 6PK - 17.5x24.5x.75 - Actual Size 16x25x5 Hydronix CB-25-2010 Carbon Block Filter

Hydronix CB-25-2010 Carbon Block Filter 2

WHKFR Plus

Hydronix CB-45-1010 Carbon Block Filter

Whether you are in the market for 16x20x2 MERV 8 filters or just looking for simple tools to aid you in purifying the air in your home

Waterproof to IP57

18x25x1 MERV 13 Pleated Air Filter 6PK - 17.5x24.5x.75 - Actual Size 16x25x5 Hydronix CB-25-2010 Carbon Block Filter18x25x1 MERV 13 Air Filter Box of 6 Actual Size of Filter: 17 1 2 x 24 1 2 x Air filters are ranked in a minimum efficiency rating value (MERV) system. The higher the MERV rating, the better the filter can filter out all airborne particulates. Since we are constantly trying to improve indoor air quality, it only makes sense that we would offer air conditioner filter MERV 13. 18x25x1 MERV 13 filters are right on the cusp of being classified as medium