?webisau WEBISAU 12x12x1 Air Filter MERV 8 MPR 600 6Pack Furnace Filters Pleated HVAC AC Furnace Air Filters Air Conditioner Filters for Home School (Exact size: 11 3/4"x11 3/4"x 3/4") 12x12x1 6Pack is up for auction in Tools & Home Improvement. This item is in Good Condition. This auction has ended — similar items appear in live auctions regularly.