Can you provide heater unit servicing for residential ducts? Home » FAQs » Can you provide heater unit servicing for residential ducts? Yes, we have expert team of duct cleaners who work on heater units only. You can avail heater unit servicing for residential ducts from Marks Duct Cleaning Melbourne at an economical price. January 24, 2016 at 10:31 am No Comments Previous Post Next Post You may also like May 19, 2017 Where are your duct cleaning services available? May 17, 2016 Is your plumber is licensed for heating unit full service ? January 27, 2016 How much duct cleaning service would cost us?