20x20x4 (3 5/8) Furnace Air Filters MERV 10 Pleated Plus Carbon 2 Pack LUXX 200W BAR 208-277V • Unlike coco you need

• Unlike coco you need to flush the substrate first time you use it in order to saturate the clay pebbles initially

No drainage holes

The bin’s high molded walls and rounded edges keep all plant materials contained

Independent PPFD Report

FoxFarm Gringo Rasta Zulu Charlie Dry Fertilizer

20x20x4 (3 5/8) Furnace Air Filters MERV 10 Pleated Plus Carbon 2 Pack LUXX 200W BAR 208-277V • Unlike coco you needImportant 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