CFS (12 Pack) Furnace Floor Register Vent Charcoal Carbon Filters 4" x 12"(3)

Vent Charcoal Carbon Filters Do you feel like you're constantly dusting? In addition to changing your HVAC filter regularly, try these Electrostatic Vent Filters. Simply install one inside the vent register. Great for use in bathrooms, bedrooms, children's rooms and kitchens Final filtration before the air enters your home Floor Vent Filters Work in floor, wall and ceiling vents Replace every 60-120 days Easily trimmed with scissors Great for bedrooms, offices, or any living space