20x25x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 2 Packs grow-light-ballasts rack mount screws

rack mount screws

the fixture to produce a class leading output

Professional growers know the ideal position for drying their prized harvests: Hang them vertically

Also included is a non-breakable flat-tipped composite mouthpiece that is perfect for use when taking the Herbva 5G with you on the go

20x25x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 2 Packs grow-light-ballasts rack mount screwsImportant 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 20x25x4 filter