Should a Mezuzah Be Affixed to a Balcony or Terrace Door?

The Yalkut Yosef 285/32 states that the obligation to affix a mezuzah on a balcony depends on two specific criteria. If the balcony has a roof and a minimum area of two meters by two meters, it is mandatory to place a mezuzah on the door leading to it.   However, Rav…