One of the main role of the CHAMPIONGROUP LTD company is the production of doors that are installed in aircraft hangars. The latest generation, equipped with all kinds of security systems, perfectly protect the premises from heat loss, withstand extreme wind loads and provide sound insulation. The door automatically open in small bundle in the up of the opening. Aviation values are usually large enough, but for us this does not matter, because our doors has no limits thanks to the system of dividing lifting mullions. When using them, large doors turn out to be, as it were, divided into separate sections and you can connect any number of such sections.