Cleaning the Ducts of your house sometimes becomes too messy only because of house bad environment and also due to not clean ducts for a year or two. Duct Cleaning wouldn't be very time consuming on average basic duct cleaning job is completed in approximately 60-90 minutes.Duct cleaning of your heating or cooling system can turn out to be an incredibly daunting and time consuming task, if done without professional help. There are several companies that have years of experience in providing wide array of air duct cleaning services.