16x24x1 Pure Green Plus Carbon Eco-Friendly AC Furnace Air Filters 6 Pack Meters & Solutions easy-to-read display and 2m/6’ cables

easy-to-read display and 2m/6’ cables give you the ability to measure in places previously inaccessible

mycorrhizae and dolomithic limestone to adjust pH

and veggies require a special nutritional mix to ensure high yields

the other for calibration

you can go back and forth 2-3 times

16x24x1 Pure Green Plus Carbon Eco-Friendly AC Furnace Air Filters 6 Pack Meters & Solutions easy-to-read display and 2m/6’ cablesPure 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