Using a Chiminea Indoors Chiminesas can add heat and ambiance to a backyard space. It can also be used to cook and is safer than the fire pit. Clay Chimineas need a layer of sand in the base to protect them from thermal cracks caused by sudden fluctuations in temperature. https://stovescanada01234.blogchaat.com/29907049/some-of-the-most-common-mistakes-people-make-with-chiminea-fire-pit