Coated pans Stainless steel 304, horseshoe type coated pans. Internal heating unit: a tube conveys hot air to the inside of the coating pan. External heating unit This unit provides heat by external heat conduction to maintain a constant temperature in the main working area. Operating panel With air switch, heating switch and speed control for easy operation. Heat dissipation holes. The unit is equipped with heat dissipation holes to ensure long hours of operation.