Can we use our heater straight away after it has been cleaned? September 29, 2014 No Comments Yes as you normally would operate your central heating. Previous Post Next Post You may also like September 29, 2014 Do we have to cover all of our furniture before you come out to clean the ducts ? September 29, 2014 Does Duct Cleaning make a lot of dust in the house ? January 24, 2019 Do you work on weekends?