Using a Chiminea Indoors Chimineas can add 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 protect them from thermal cracks caused by sudden fluctuations in temperature. https://stove75319.ourcodeblog.com/30008135/10-things-that-everyone-is-misinformed-about-big-chiminea