20x20x4 (3 5/8) Furnace Air Filters MERV 8 Pleated Plus Carbon 6 Pack vacuum Not only are they non-toxic

Not only are they non-toxic and often biodegradable

【Mean Well Driver】240W Mean Well driver helps achieve high PAR output and longer lifespan

500K 22¾” x 3” x 1¾” 1 lbs 22⅞” x 3¾” x 1¾” 1

【DIMMER FUNCTION】An added dimmer knob is featured to manipulate the brightness level of the light

20x20x4 (3 5/8) Furnace Air Filters MERV 8 Pleated Plus Carbon 6 Pack vacuum Not only are they non-toxicImportant 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 20x20x4 filter