Heat insulation layer on the surface of air duct heater

Thermal insulation should be added to the appearance of pipeline electric heaters. When using the air electric heater, only the outlet pipe of the electric heater is insulated, and no insulation treatment is performed on the appearance of the electric heater itself. The comparison data indicates that adding insulation on the surface of the electric heater can reduce energy consumption by 5% to 10%. Long-term work, the energy consumption savings are quite right and wrong. , Add insulation layer to the air electric heater.