diff --git a/hub_api/mockup/building.py b/hub_api/mockup/building.py
index 217d416..4a8e574 100644
--- a/hub_api/mockup/building.py
+++ b/hub_api/mockup/building.py
@@ -178,10 +178,18 @@ class Building:
 
   @property
   def lighting_peak_load(self):
+    """
+    Get building lighting peak load in W
+    :return: dict
+    """
     return self._lighting_peak_load
 
   @property
   def appliances_peak_load(self):
+    """
+    Get building appliances peak load in W
+    :return: dict
+    """
     return self._appliances_peak_load
 
   @property
@@ -194,6 +202,10 @@ class Building:
 
   @property
   def energy_systems_archetype_name(self):
+    """
+    Get energy systems archetype name
+    :return: dict
+    """
     return self._energy_systems_archetype_name
 
   @property