10x20x1 Pure Green Eco-Friendly AC Furnace Air Filters 6 Pack soil - Works in any growing

- Works in any growing substrate

Mycorrhizal colonization begins within days of application under optimal conditions

Overcomes the high viscosity effects of cold water

The unit is also the only commercial-scale bucker to offer integrated stem chipping

This formula has been specially designed speed up absorption rates and can start affecting your plants within a couple of hours after use

10x20x1 Pure Green Eco-Friendly AC Furnace Air Filters 6 Pack soil - Works in any growingPure Green Eco Friendly AC Furnace Air Filters by Nordic Pure are made from an environmentally responsible non woven, high loft, antimicrobial filter media. The MERV 6 rating has a lower pressure drop, minimizing energy consumption while maintaining a high dust holding capacity. 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