Do you guarantee your work ? September 29, 2014 No Comments I have a Customer Satisfaction Policy if you are not satisfied, I will re-clean your duct system free of charge. Previous Post Next Post You may also like March 12, 2015 Can you do carbon monoxide testing? September 29, 2014 Are there any health benefits that come from HVAC system cleaning? September 29, 2014 Is Tea Tree Oil Safe to use ?