air curtain, air conditioner equipment (Natural Wind FM-1209T)

Air curtain is installed above the entryway of store, restaurant, office, workshop, hotel and warehouse,etc. It can effectively isolate convection indoor and outdoor and keep temperature and humidity. Especially used in the location with air-conditioner to keep indoor environment and save energy of refrigeration equipment.In addition, Air Curtain can prevent the invasion of dust, pest and harmful fumes from outside.