Air Bear 16x25x5 (4 7/8) Air Filter Replacement MERV 15 Plus Carbon 4 Pack Nutrients 0-day Pre-harvest Interval (PHI)

0-day Pre-harvest Interval (PHI)

Food-grade materials

Optimum inputs

Check out their Learning Beekeeping article to learn more about the ins and outs of being a beekeeper

PhysioSpec Indoor: 95 μmol/s

Air Bear 16x25x5 (4 7/8) Air Filter Replacement MERV 15 Plus Carbon 4 Pack Nutrients 0-day Pre-harvest Interval (PHI)Important 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,