10x10x1 Pure Green Plus Carbon Eco-Friendly AC Furnace Air Filters 6 Pack Cone Filler • Tests pH at a

• Tests pH at a range of 0 pH-14 pH

These contaminants can also quickly foul reverse osmosis membranes

MAG-AMPED is fantastic as a foliar spray

This product is designed to help get you started growing your own food and herbs

Weed & Disease Control

10x10x1 Pure Green Plus Carbon Eco-Friendly AC Furnace Air Filters 6 Pack Cone Filler • Tests pH at aPure 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