16x20x4 (3 5/8) Pleated MERV 8 Air Filters 6 Pack Hydro Components Ballast features:

Ballast features:

This impeller and guide vane combination provides a smooth laminar air flow which in turn minimizes turbulence and noise and generate an excellent air flow to static pressure performance ratio

This 21” pleated

wider than any other led light bar) for better heat dissipation and cooling

16x20x4 (3 5/8) Pleated MERV 8 Air Filters 6 Pack Hydro Components Ballast features: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. If you are replacing a 4 3 8 depth 16x20x4 filter