Describir: The THERMAL insulation of buildings :

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