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 January 24, 2016 at 10:31 am No Comments Previous Post Next Post You may also like January 25, 2016 How often should I have my Cooling or Heating duct cleaned? January 23, 2016 How do I need to make the payment? December 5, 2017 Can you provide carbon monoxide testing?