diff --git a/MACOS_INSTALL.md b/MACOS_INSTALL.md
index 3efade44..a300662a 100644
--- a/MACOS_INSTALL.md
+++ b/MACOS_INSTALL.md
@@ -1,3 +1,4 @@
+# 
 # Prepare your environment
 
 Download the latest version of python and Microsoft c++ redistributable
diff --git a/catalog_factories/construction/nrel_catalog.py b/catalog_factories/construction/nrel_catalog.py
index 72939b4f..b606e318 100644
--- a/catalog_factories/construction/nrel_catalog.py
+++ b/catalog_factories/construction/nrel_catalog.py
@@ -28,9 +28,13 @@ class NrelCatalog(Catalog):
     with open(archetypes_path) as xml:
       self._archetypes = xmltodict.parse(xml.read(), force_list=('archetype', 'construction'))
     self._catalog_windows = self._load_windows()
+    print('windows', self._catalog_windows)
     self._catalog_materials = self._load_materials()
+    print('materials', self._catalog_materials)
     self._catalog_constructions = self._load_constructions()
+    print('constructions', self._catalog_constructions)
     self._catalog_archetypes = self._load_archetypes()
+    print('archetypes', self._catalog_archetypes)
 
     # store the full catalog data model in self._content
     self._content = Content(self._catalog_archetypes,
diff --git a/exports/formats/idf.py b/exports/formats/idf.py
index 147d73e0..69722d72 100644
--- a/exports/formats/idf.py
+++ b/exports/formats/idf.py
@@ -173,7 +173,6 @@ class Idf:
     return file_name
 
   def _add_file_schedule(self, usage, schedule, file_name):
-    print(file_name)
     _schedule = self._idf.newidfobject(self._FILE_SCHEDULE, Name=f'{schedule.type} schedules {usage}')
     _schedule.Schedule_Type_Limits_Name = self.idf_type_limits[schedule.data_type]
     _schedule.File_Name = file_name
diff --git a/imports/construction/us_physics_parameters.py b/imports/construction/us_physics_parameters.py
index b30f8b71..04b6b258 100644
--- a/imports/construction/us_physics_parameters.py
+++ b/imports/construction/us_physics_parameters.py
@@ -33,10 +33,12 @@ class UsPhysicsParameters(NrelPhysicsInterface):
     city = self._city
     for building in city.buildings:
       try:
+        print(building.function, building.year_of_construction, self._climate_zone)
         archetype = self._search_archetype(building.function, building.year_of_construction, self._climate_zone)
       except KeyError:
         sys.stderr.write(f'Building {building.name} has unknown archetype for building function: {building.function} '
-                         f'and building year of construction: {building.year_of_construction}\n')
+                         f'and building year of construction: {building.year_of_construction} '
+                         f'and climate zone reference norm {self._climate_zone}\n')
         return
 
       # if building has no thermal zones defined from geometry, one thermal zone per storey is assigned
@@ -64,7 +66,10 @@ class UsPhysicsParameters(NrelPhysicsInterface):
   @staticmethod
   def _search_archetype(function, year_of_construction, climate_zone):
     nrel_catalog = ConstructionCatalogFactory('nrel').catalog
+    print(nrel_catalog.names)
     nrel_archetypes = nrel_catalog.entries('archetypes')
+    for nrel_archetype in nrel_archetypes:
+      print(nrel_archetype.name)
     for building_archetype in nrel_archetypes:
       construction_period_limits = building_archetype.construction_period.split(' - ')
       if construction_period_limits[1] == 'PRESENT':