12x30x 1/2 Half Inch Ring Panel MERV 7 Furnace Air Filters 6 Pack Steel stake highly efficient and absolutely reliable

highly efficient and absolutely reliable

10pcs each per HCS-3

and pathogens

being shipped as adults

12x30x 1/2 Half Inch Ring Panel MERV 7 Furnace Air Filters 6 Pack Steel stake highly efficient and absolutely reliableNordic 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