12x12x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 12 Pack lighting_accessories Use at 8 ml/gallon for

Use at 8 ml/gallon for treatment of existing root problems to ensure your plant's good health

Fixture Requirement Open Rated

Rubber feet protect surfaces

It is a specially formulated natural root biostimulant

12x12x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 12 Pack lighting_accessories Use at 8 ml/gallon forNordic 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