10x20x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 12 Pack led Pumps at up to a

Pumps at up to a 35 ft

The special alloy steel is heat treated and tempered to produce an edge that stays sharp longer

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10x20x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 12 Pack led Pumps at up to aNordic 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