Beyond structural issues, these types of fireplaces shouldn't be built using normal bricks, they aren't exactly safe. ( the bricks can explode under certain con

Beyond structural issues, these types of fireplaces shouldn't be built using normal bricks, they aren't exactly safe. ( the bricks can explode under certain conditions ) There's also a special type of brick and cement that is required for the inner layer of the fireplace. https://en.wikipedia.org/wiki/Fire_brick https://en.wikipedia.org/wiki/Fire_brick