The foundation for chimneys is lowered by its sole below the winter freezing to a depth of at least 2 liters with a bed under it of a layer of 1 arm or sand of at least 1 m, and the pit is bruised against the size of the foundation 2 m between the foundation and the walls of the pit is filled with gravel or sand with accepting with the adoption measures for the removal of melt water, if possible as a common drainage with a hot shop or a pillow of heat concrete with thermal insulation with wood is laid on the base. In addition, at least two heat -insulating layers of chamotis brick should be laid under the chimney. The body of the foundation itself is cooled by the circulation of outdoor air through pipes and brick channels.
