12x25x2 Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 12 Pack bio-organic fertilizer Features a collar on the

Features a collar on the backside to attach ducting to the mounted grille

while also maximizing the number of cuts

Humic and Fulvic acids in Top·Max™

or any loose growing media like peat

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes

12x25x2 Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filters 12 Pack bio-organic fertilizer Features a collar on theNordic 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