similar Steel Return Air Grill,Return Air Vent Cover (Duct Opening) Cold Air Return Vent Cover for Wall or Ceiling, Outside Dimensions (14\"W x 8\"H Duct Opening) is up for auction in Tools & Home Improvement. The current bid is $1.00, 95% below the $18.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.