The 3M Filtrete Merv 5 Basic Air Filter is a furnace air filter designed to reduce lint, dust, and mite debris from the air. This filter has a filter life of 3 months and comes in a box of 18, packs of 3. It uses electrostatic filtration technology to efficiently capture airborne particles and improve indoor air quality. Ideal for use in air purifiers, air conditioners, furnaces, and automotive systems, this filter is a cost-effective solution for maintaining clean and fresh air in your home or vehicle. New unopened 18 filters, 6 packs of 3 pack packages
eBay