16x20x4 (3 5/8) Pleated Air Filters MERV 15 Plus Carbon 1 Pack hydro-systems The integration of ballast and

The integration of ballast and reflector results in a compact fixture

Package Dimensions:              275mm(L) x 164mm(W) x 62mm(H)

A pH of 7 is neutral

Made of galvanized steel for maximum resistance to rust and corrosion

Internal resin coating protects components for long life

16x20x4 (3 5/8) Pleated Air Filters MERV 15 Plus Carbon 1 Pack hydro-systems The integration of ballast andImportant 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