18x24x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 12 Pack Hydro Components Zippers are just as strong

Zippers are just as strong as ever

Its formulation is gentle on most plants

allows Growers to create Ideal Lighting Conditions across All Stages of Plant Growth

The SuperPonics 16-Plant Hydroponic Grow System grows your plants up to 5x faster

in beverage plants

18x24x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 12 Pack Hydro Components Zippers are just as strongNordic Pure Half Inch Ring Panel AC Furnace Air Filters consist of an internal frame bonded between flat layers of two different types of electrostatically charged HVAC furnace filter media. The first layer is a high capacity, polyester filter material which acts as a pre filter, capturing large airborne particles. The second, more efficient, layer is a MERV rated smooth poly blend filter material. The electrostatic charge works as a magnet to draw in