16x20x4 (3 5/8) Pleated MERV 12 Air Filters 1 Pack bloom nutrients Add part A to water

Add part A to water first

Lightech T5 4ft 54W features a High Output 6500K T5 Lamp

2 x Quickfill™ Bag | 1 gal (case)

you can store eyeglasses

Mildew Control: The nano-sized oils produce immediate results and can be used to both prevent and control powdery mildew outbreaks

16x20x4 (3 5/8) Pleated MERV 12 Air Filters 1 Pack bloom nutrients Add part A to waterImportant 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