Well! It all depends on the use but if you usually burn wet green logs or materials which are not dry completely they dont burn properly and completely and leaves lot of particles behind so they usually required to be cleaned after every 50 to 70 burns. Else if you use completely dry logs of wood they burn properly in air leaving less smoke and particles behind and you will need a chimney sweep to be done only after every 100-120 burns.
Steps to be followed
* The first and foremost thing before doing chimney cleaning is to have a proper look within chimney.
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