20pc 4"x12” Activated Carbon Air Vent Filters for Home Floor Vent
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Activated Carbon Air Filter - Made from high-quality carbon filter and safe material, engineered to effectively purify the air you breathe from your AC units and heaters, also prevent dirt and other objects falling into the air vents.Electrostatically Charged Air Filter - Self-charging electrostatic dust filters for air vents, act as magnet to hold dust, dirt, pollen, smoke and unwanted particles in the air you breath everyday. Reduce your dusting and cleaning work every week!Easy Installation - Simply insert these air duct filters into floor air vent registers or ceiling vent, fit to most standard 4 x 12 inch size vents. Recommended using vent filters in selected rooms to avoid too much stress on AC and heating system.flawless Pack for Clean Air - Comes with air vent filters 4 x 12 inches filter with 3mm thickness. Made from charcoal coated polyester, non-woven material. Easily cut with scissors to fit smaller vents. These are not intended to replace furnace filter. Perfect for everyday use. excellent materials and excellent craftsmanship ensure long-lasting durability.
