Using a Chiminea Indoors Chiminesas can bring warmth and ambiance to your backyard. It can also be used for cooking and is more secure than an open fire pit. Clay Chimineas require a layer sand in the base to help them resist thermal cracking due to sudden changes in temperature. https://fireplacesuk21975.blogsuperapp.com/30371830/why-big-chiminea-is-tougher-than-you-think