Potrubie prívodu vzduchu

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