14x24x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 12 Pack Bio-Fertilizer Two-Way Humidity Control – Actively

Two-Way Humidity Control – Actively adds or absorbs moisture to maintain a precise 62% RH

intake fans

and the elimination of raw edges that may generate unwanted particulates

Magnesium amino acid chelate

It also features a pruner blade for removing excess leaves

14x24x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 12 Pack Bio-Fertilizer Two-Way Humidity Control – ActivelyNordic 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