Describir: Heating and air conditioning of buildings /

  ______     ___      _  _     _____    _____     _    _     ______    _____   
 /_____//   / _ \\   | \| ||  |  ___|| |  __ \\  | || | ||  /_____//  |  ___|| 
 `____ `   | / \ ||  |  ' ||  | ||__   | |  \ || | || | ||  `____ `   | ||__   
 /___//    | \_/ ||  | .  ||  | ||__   | |__/ || | \\_/ ||  /___//    | ||__   
 `__ `      \___//   |_|\_||  |_____|| |_____//   \____//   `__ `     |_____|| 
 /_//       `---`    `-` -`   `-----`   -----`     `---`    /_//      `-----`  
 `-`                                                        `-`