Unit heaters are hung in the ceiling of commercial spaces such as garages, shops and warehouses. Ensuring proper care of these units can help prolong the life. Annual cleaning can prevent dust build up on key components. Some heating repairs that could occur on your unit heater are cracked heat exchanger, corroding venting, fan failure, and circuit board failures.
Steel venting for unit heaters can rust over time and if rust is present is it important to call your local gas technician to resolve any issues that are causing excess wear on the vent pipe. Rust can be cause from a variety of problems, some of which can be harmful to people in the building.