Potrubie prívodu vzduchu

                _____   _____  _____   _   
  _ __    ____ |___ /  |__  / |_   _| | |_ 
 | '_ \  |_  /   |_ \    / /    | |   | __|
 | |_) |  / /   ___) |  / /_    | |   | |_ 
 | .__/  /___| |____/  /____|   |_|    \__|
 |_|