excelfu 10x8 floor register floor vent cover fit 8x10 10x8 inch duct opening,heavy duty steel jumpable floor register vent cover,outer dimensions: 11.75"w x 9.75"h for 10"wx8"h-duct opening 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.