Six. Right after cleaning the flue, dependant upon the process We'll thoroughly clean, the smoke chamber and smoke shelf in fireplaces and that is a essential level. We also thoroughly clean the stove pipe and wall thimbles in appliance configurations. This is especially critical as indoor air pollution is usually https://www.google.com/maps/d/edit?mid=1xjP-SIbuMb6_2u8qqrU5evQy3li53g8&usp=sharing