20x20x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filter 1 Pack commercial-lighting-fixture allowing you to control your

allowing you to control your light spread

The JSFC12KT2's clever design allows great flexibility in the reflector angle of the fixture

Cool-running capacitors are the key to long ballast life and continued high light output

The Xtrasun ballast in this combo is our classic workhorse magnetic ballast

Increase the wireless range between Bluelab Connect™ devices and the computer by up to 4x when Connect™ Range Extender 2 is paired with Connect™ Stick 2

20x20x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filter 1 Pack commercial-lighting-fixture allowing you to control yourImportant 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