HDB penthouses, a rare and one of a kind type of HDB flat, are not getting developed and therefore are only obtainable around the resale marketplace. They are typically Govt Maisonettes or Govt Apartments that occupy the highest floors of HDB blocks and are noted for their roomy, multi-degree layouts, https://charlieyabdd.tinyblogging.com/hdb-penthouse-210-15-80989793