Air Bear 16x25x5 (4 7/8) Air Filter Replacement MERV 12 Pleated Plus Carbon 4 Pack Garden Hygiene and Safety When used on its own

When used on its own

The round duct tailpiece is compatible with 4” inline exhaust fans

Your plants will thank you with bountiful harvest and superior quality

Made with our patented NITREX® polymer

Suggested Uses: Use through the growing cycle to boost root and plant health

Air Bear 16x25x5 (4 7/8) Air Filter Replacement MERV 12 Pleated Plus Carbon 4 Pack Garden Hygiene and Safety When used on its ownImportant 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,