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 How often should I get my ducts cleaned ? September 7, 2017 How can duct cleaning improve the air quality inside the house? September 29, 2014 What is a normal price range for an air duct cleaning service?