An air curtain is a fan-powered device that creates an invisible air barrier over the doorway to separate efficiently two different environments, without limiting the access of the people or vehicles.

It keeps the atmosphere clean from pest and insects, dust, airborne, pollution, smells, odors and stops droughts and cold or hot air entrance.

It keeps the atmosphere clean from pest and insects, dust, airborne, pollution, smells, odors and stops droughts and cold or hot air entrance.