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 September 29, 2014 Do you repair central heater piping? March 12, 2015 Do you perform ducted heating repairs in Melbourne? September 7, 2017 How can duct cleaning improve the air quality inside the house?