Double Acting Doors

Chase Doors is the world's oldest, largest, and most progressive manufacturer of double-acting impact traffic doors. Chase Industries, Inc., founded by Chase Blum in 1932, began its operation as an insulated walk-in cooler and specialty refrigeration equipment manufacturer. Shortly after, Chase pioneered the original flexible AirGard™ Door with...

The International Code Council, a membership association dedicated to building safety and fire prevention, develops the codes used to construct residential and commercial buildings, including homes and schools. Most U.S. cities, counties and states that adopt codes choose the International Codes developed by the International Code Council.
Vision...

Founded in 1956, Carlson Products originally manufactured wall ties, window and door frames, aluminum stockroom doors, grain traps and tool boxes. In 1958, Carlson Products was selected to design and produce the first prototypes of pizza pans for a fledging newcomer that is now a household name, worldwide.
1996 brought new ownership to Carlson...

The standard of excellence in impact traffic doors... Since 1952
Family owned and operated since 1952, RubbAir Door has provided users with quality double acting impact traffic doors that have given years of exceptional durability, reliability, and economy. This trouble free performance over four decades, in virtually every industrial and...

Eliason Corporation, founded 1952, is the original and only manufacturer of Easy Swing double action impact traffic doors. Eliason doors open with a light assist and close automatically with safe, gentle time delay action. They are supplied with surface mounted hardware, are easily installed and require only minimal maintenance for years of...

Welcome to Meat and Poultry Online, the premier Internet source for useful and timely information about the meat and poultry industry. The site is directed to production managers, manufacturing engineers, processing technicians, operations supervisors, business executives, and managers involved in the meat and poultry industry. It provides daily...

Built on the rubble of the 1871 Great Chicago Fire, the Art Institute of Chicago embodies history. Today, the museum represents five thousand years of human artistic expression from around the world and continues to integrate Chicago’s rich cultural history with avant-garde art.
To allow more comprehensive display views for the museum’s growing...