It is high efficient in energy saving and can save 50-70% of energy. advantages 1.Made from precious metal oxide.2. The Ceramic Tube Heater can produce much radiation infrared ray with a wavelength of 3μ~50μ.3.It can be helpful to drying, baking varnish, heating, sterilization, contracting, heat preservation,dehumidifying and adjustment, etc. of various products with obvious functions. ...