16x20x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 2 Pack meters-&-solutions When a plant goes into

When a plant goes into a fruiting cycle

Recommended usage is 3 pounds per acre

Healthier Root Development

Neoseiulus(= Amblyseius) fallacis is an excellent general predator mite for control of many different types of mites in warm

Yields about 1

16x20x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 2 Pack meters-&-solutions When a plant goes intoImportant 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