How often should I get my ducts cleaned ? September 29, 2014 No Comments Approximately every 2 yrs This is only a guide. Previous Post Next Post You may also like March 31, 2018 Why do I need a detailed cleaning of my HVAC system? September 29, 2014 I would like to know how much the duct cleaning is going to cost ? September 29, 2014 Is Tea Tree Oil Safe to use ?