Antique Carved Wooden Fireplace Mantel Unfinished . Good Luck finding an unfinished wooden mantel you can make your own Mantel is 56" tall, 86" wide and 13" deep, the opening is 54" wide and 41" tall mantel weighs about 100lbs. Call 407-538-5929 with any questions This mantle and another similar were recently pulled out of a warehouse where they were stored for approximately 15 years. They were purchased in NYC. The third one was sold and was used on a new construction. It was stained to match a mahogany raised panel study and was breathtakingly beautiful.