Do we have to cover all of our furniture before you come out to clean the ducts ? September 29, 2014 No Comments No because the dust is kept down to a minimum. Previous Post Next Post You may also like August 18, 2018 Do you guys sanitise and deodorise the ducts after cleaning? September 29, 2014 My heater does not work can you recommend a qualified tradesman? September 29, 2014 Do you remove rodents & animals from the duct systems?