With over 50 years in business, Mars Air Systems is the international leader in air curtains. Built in the USA, Mars manufactures some of the highest quality and most reliable air curtains on the market. And we're committed to maintaining our focus on quality and dependability so we can continue to be the market leader for another 50 years. With industry-leading tools and services, Mars helps streamline the specification process for architects, engineers and food service consultants. Additionally, an extensive catalogue of air curtains means Mars can fit a range of applications and sizes; from drive-thru windows to warehouse doors. We give building owners and businesses the peace of mind of dedicated support and a reliable product, helping them to comply with federal and state regulations and lower their energy costs.