Mars Air Systems has been manufacturing high-quality air curtains for over 50 years. Mars Air Systems' products are manufactured using eminence materials and components available and crafted by skillful and experienced tradespeople. Air Curtains are crucial to protect building environments from windborne dust, dirt and fumes, along with flying insects. The light stream creates an air barrier over a doorway to improve inside sanitation and reduce energy costs. All units must pass stringent quality control standards resulting in more durable, longer lasting, and better looking products.