| St. Simon | Inside Opening Width | Inside Opening Height | Return Depth | Shelf Length | Shelf Depth | Leg Width | Leg and Shelf Width | Body Width | Total Mantel Hieght |
| Standard | 48" | 42" | 1 1/2" | 77" | 9" | 9" | 14 1/2" | 66" | 58 1/2" |
| Large | 54" | 42" | 1 1/2" | 83" | 9" | 9" | 14 1/2" | 72" | 58 1/2" |