Blasi C127 X is the world's first underfloor opeator for swing doors with exceeded IP69 protection and enables unprecedented diir designs for entrance in state-of-the art buildings. The drive which is concealed in the floor, allows all-glass doors to hover elgantly and silently over the ground. The drive system can be used for single and double leave applications. The unique offset drive design offers a very close fcaade install and is therefore a huge benefit for installation flexibilty. The integrated wind-damping features slows down the door at wind loads