10x24x1 Pure Green Plus Carbon Eco-Friendly AC Furnace Air Filters 6 Pack Cloning & Seed Starting Factory calibrated: all meters are

Factory calibrated: all meters are calibrated with a 342 ppm NaCl solution

The Boogie Blue Basic filters will last for 10

these reflectors allow more light from the backside of the lamps to make it to the plants

• Super aerated root zone

10x24x1 Pure Green Plus Carbon Eco-Friendly AC Furnace Air Filters 6 Pack Cloning & Seed Starting Factory calibrated: all meters arePure 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