20x24x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filter 1 Pack double-ended Your plants will increase in

Your plants will increase in flavor

This microbially active blend was formulated to guarantee vigorous growth

Grow-Cubes do not need to be changed

Power Draw: 100W

high analysis formula for all field or greenhouse grown ornamental or agricultural corps

20x24x4 (3 5/8) Pure Carbon Pleated Odor Reduction Merv 8 Furnace Filter 1 Pack double-ended Your plants will increase inNordic 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