12x20x1 Pure Green Plus Carbon Eco-Friendly AC Furnace Air Filters 3 Pack Lamps Ectomycorrhizal species include: Pine

Ectomycorrhizal species include: Pine

- It has a pH of between 5

With 6 precision heating elements

It is an alternative technology that can potentially suppress microbial growth without damaging the environment

Works great for both hydroponic and soil applications

12x20x1 Pure Green Plus Carbon Eco-Friendly AC Furnace Air Filters 3 Pack Lamps Ectomycorrhizal species include: PinePure 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