Commercial Electric Heated Air Curtains / Residential Air Cutter For Door 1. What is Air Curtain? Air Curtain is an air fresher equipment, to form an "invisible air door" by running of high speed motor with cross flow or centrifugal blower. It has been widely used in electronic, medicine marking, food processing, precision processing, chemical, business areas and other industry. It can effectively isolate convection indoor and outdoor and keep temperature and humidity. Air curtain is also called air door, air barrier etc. 2. Air Curtain Functions: · Anti-dust · Environmental Friendly · Isolating · Heating · Comfortable · Keep stable temperature · Energy-saving · Anti-insects 3. Air Curtain Advantage: · Fashion appearance The shell presents curved appearance with patent innovation design, luxurious decoration which is super beautiful. · Luxury materials ...