10x24x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack nutrient-combo We are proud to bring

We are proud to bring you the first FloraFlex Nutrient line: an easy to use two part powder formula for both the Vegetative and Bloom stages

Optimum results

Prevents reverse air flow when fans are shut off

organic Norwegian kelp (Ascophyllum nodosum) harvested on the Atlantic coast of Canada

steamed bone meal and micronutrients

10x24x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack nutrient-combo We are proud to bringNordic 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