 No a c and slightly stuffy in the summer nothing critical though 
 Amazing location 10 15 min on foot to the Opera or Naschmarkt Mariahilfer Stra e in either direction good public transport Taubstummengasse metro within 5 min walk tram in 3 mins walk lavish breakfast although gets a bit boring on the 4 5 day of one s stay friendly and accommodating staff lovely interior incredible price quality ratio