18x20x2 Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 3 Pack odor-control Improves tolerance to stressors like

Improves tolerance to stressors like drought

The CubeCapTM enables you to naturally and efficiently minimize algae

Citric Acid

while protecting plants from transplant-related shock

18x20x2 Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 3 Pack odor-control Improves tolerance to stressors likeNordic Pure Pure Carbon Pleated Odor Reduction MERV 8 Air Filters is made with a durable non woven polyester base media infused with naturally derived charcoal, created to eliminate odors in your office or home. Our pleated design provides three times as much carbon media per A C filter but maintains excellent air flow. Our Pure Carbon air filters are manufactured using a heavy duty, moisture resistant beverage board frame. There is a metal mesh