Looking for an easy and efficient way to install a register in your ceiling? Look no further than our 10 x 10 inch Ceiling Box with 8 inch Round Collar! This high-quality, galvanized steel box is perfect for supplying air to any room in your home. Plus, with its plaster ground flange, it's easy to finish off with plaster or drywall. Don't settle for anything less than the best - order your Ceiling Box from The Duct Shop today!