Air Bear 16x25x5 (4 7/8) Air Filter Replacement MERV 13 Plus Carbon 1 Pack spl_bfg It is intended to be

It is intended to be used inline with existing pvc piping and also can be placed into an water tank

Peel back the window flap to track progress while preserving the climate of the inner space

DIY mode also available

CO2 Drilled Tubing

eliminating hot spots

Air Bear 16x25x5 (4 7/8) Air Filter Replacement MERV 13 Plus Carbon 1 Pack spl_bfg It is intended to beImportant 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,