Air Bear 20x25x5 (4 7/8) Air Filter Replacement MERV 10 Pleated Plus Carbon 2 Pack complete-systems In addition to its nutrient

In addition to its nutrient content

It comes with three adjustable nozzles

This ionization equipment is effective in reducing harmful pollutants and odors by introducing positive and negative ions into the system

They are manufactured from a sterile material and are engineered to protect and hold your cuttings upright in the lid

Air Bear 20x25x5 (4 7/8) Air Filter Replacement MERV 10 Pleated Plus Carbon 2 Pack complete-systems In addition to its nutrientImportant Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air conditioner filter. It's best if you measure your air filter for the EXACT size and compare it to our "Actual Size" and then you can be sure your A C air filter fits! With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer. We also carry 4 3 8 and 5 1 4 inch depth filters,