20x25x4 (3 5/8) Pleated Air Filters MERV 7 Plus Carbon 1 Pack spl_hgc Each iGS-25 module must be

Each iGS-25 module must be powered by a 15A circuit

Males are present in much lower numbers than females and are darker in color

Potassium Bicarbonate (baking powder)

For Control of Small Hive Beetle - Use 5 Million for every 10 Hives

20x25x4 (3 5/8) Pleated Air Filters MERV 7 Plus Carbon 1 Pack spl_hgc Each iGS-25 module must 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. If you are replacing a 4 3 8 depth 20x25x4 filter