diff --git a/costs/cost.py b/costs/cost.py
index 29ae4cc..5a4381b 100644
--- a/costs/cost.py
+++ b/costs/cost.py
@@ -13,6 +13,7 @@ import pandas as pd
 from hub.persistence.models.city_object import CityObject
 
 from configuration import Configuration
+from costs.results import Results
 from life_cycle_costs import LifeCycleCosts
 
 
@@ -36,7 +37,7 @@ class Cost:
                retrofitting_year_construction=2020,
                factories_handler='montreal_custom'):
     self._buildings = buildings
-    self._buildings_results = buildings_results
+    self._results = Results(buildings_results)
     self._configuration = Configuration(number_of_years,
                                         percentage_credit,
                                         interest_rate, credit_years,
diff --git a/costs/life_cycle_costs.py b/costs/life_cycle_costs.py
index 6f216ef..2b3501b 100644
--- a/costs/life_cycle_costs.py
+++ b/costs/life_cycle_costs.py
@@ -43,11 +43,9 @@ class LifeCycleCosts:
     capital_cost_other_hvac_ahu = 0
     capital_cost_lighting = 0
 
+    chapters = self._archetype.capital_cost
 
-
-    chapters = archetype.capital_cost
-
-    peak_heating = building.heating_peak_load[cte.YEAR].values[0]/1000
+    peak_heating = self._building_results.heating_peak_load[cte.YEAR].values[0]/1000
     peak_cooling = building.cooling_peak_load[cte.YEAR].values[0]/1000
     # todo: change area pv when the variable exists
     roof_area = 0
diff --git a/costs/results.py b/costs/results.py
new file mode 100644
index 0000000..297bbf4
--- /dev/null
+++ b/costs/results.py
@@ -0,0 +1,8 @@
+class Results:
+  def __init__(self, building_results: dict):
+    self._heating_peak_load = building_results
+    self._cooling_peak_load = building_results
+    self._heating_peak_load = building_results
+    self._heating_peak_load = building_results
+    self._heating_peak_load = building_results
+    self._heating_peak_load = building_results
\ No newline at end of file