Inspirational 39+ Typical Fireplace Dimensions
Inspirational 39+ Typical Fireplace Dimensions. The dimensions mentioned above are to be used as a guide for research and basic sizing. Our photo (left) shows a burned wooden floor in front of a fireplace hearth. The best fireplace design dimensions are the ones that ensure your fireplace will not smoke. There's no typical size, but there are recommended guidelines for safe fireplace operation and to prevent damage to areas in front of the fireplace.