18x25x1 Pure Green Plus Carbon Eco-Friendly AC Furnace Air Filters 24 Pack bloom nutrients dense canopy development and massive

dense canopy development and massive root systems

Antireflective coating on the inside of lens ensures maximum photon transmission

Nordic Pure 18x20x2 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Nordic Pure 18x24x4 MERV 8 Pleated Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Included are Grow Natural and Bloom Natural

18x25x1 Pure Green Plus Carbon Eco-Friendly AC Furnace Air Filters 24 Pack bloom nutrients dense canopy development and massivePure Green Plus Carbon Eco Friendly AC Furnace Air Filters by Nordic Pure starts with an environmentally responsible non woven, high loft, antimicrobial filter media made of fine gauge polyester. As we continue to keep our eyes on media technology advances, our Pure Green media will be changing its appearance. Please expect the same quality and performance you have come to rely on from our Pure Green media which will now be white in color on the