The goal of the air should be to circulate between the metallic and dissipate all the heat. The air also absorbs a great deal of heat that rises throughout the chimney. Frequent cleaning with a store vac and typical chimney cleaning instruments will prevent perilous creosote fires. Here is what https://masonryrepair42975.pointblog.net/top-latest-five-fire-pits-urban-news-69267767