updating heating systems for innovation

recommendations/Costs.py

@@ -101,8 +101,6 @@ INSTALLER_ASHP_COSTS = [
     {'capacity_kw': None, 'brand': '2 x cascaded ASHPs', 'tank_size_liters': 500, 'cost': 22950.00, 'installer': 'CEG'}
 ]
 
-BOILER_UPGRADE_SCHEME_ASHP_VALUE = 7500
-
 INSTALLER_SOLAR_BATTERY_COSTS = [
     {'capacity_kwh': 5, 'description': 'Battery Add on', 'cost': 3769.89, 'installer': 'JJC'},
     # {'capacity_kwh': 10, 'description': 'Battery Add on', 'cost': 4300.00, 'installer': 'CEG'},
@@ -131,19 +129,10 @@ TTZC_ROOM_TEMPERATURE_SENSOR_LABOUR_HOURS = 0.17  # (Assume ~ 10 mins install pe
 TTZC_SMART_RADIATOR_VALUES = 50
 TTZC_SMART_RADIATOR_VALUES_LABOUR_HOURS = 0.37  # (Assume ~ 15-30 mins install per valve)
 
-# Low carbon combi boiler - median value based on £2200 - £3000 range
-LOW_CARBON_COMBI_BOILER = 2200
-
 # boiler prices based on
-# https://www.greenmatch.co.uk/boilers/30kw-boiler
+# This is the cost of a firs time central heating install from The Warm Front rate card
-# https://www.greenmatch.co.uk/boilers/35kw-boiler
-# https://www.greenmatch.co.uk/boilers/40kw-boiler
 # These are exclusive of installation costs
-CONDENSING_BOILER_COSTS = {
+CONDENSING_BOILER_COST = 2600
-    "30kw": 1550,
-    "35kw": 1610,
-    "40kw": 1625
-}
 
 # Electric boiler prices base on
 # https://www.greenmatch.co.uk/boilers/combi-boilers/electric-combi-boilers
@@ -155,10 +144,6 @@ ELECTRIC_BOILER_COSTS = 1800
 ROOM_HEATER_REMOVAL_COST = 25
 ROOM_HEATER_REMOVAL_LABOUR_HOURS = 3
 
-# This is a cost quoted by Jim for a system flush - existig system will run more efficiently
-SYSTEM_FLUSH_COST = 250
-
-SINGLE_RADIATOR_COST = 150
 DOUBLE_RADIATOR_COST = 300
 FLUE_COST = 600
 PIPEWORK_COST = 750  # Min cost is £500
@@ -1102,7 +1087,7 @@ class Costs:
         estimated_radiators = max(total_radiators_based_on_power, base_radiators + additional_radiators)
         return round(estimated_radiators)
 
-    def boiler(self, size, exising_room_heaters, system_change, n_heated_rooms, n_rooms, is_electric=False):
+    def boiler(self, exising_room_heaters, system_change, n_heated_rooms, n_rooms, is_electric=False):
         """
         Based on a basic estimate of median value £2600 to install a low carbon combi boiler
         First time central heating vosts can als be found here:
@@ -1111,7 +1096,7 @@ class Costs:
         """
 
         if not is_electric:
-            unit_cost = CONDENSING_BOILER_COSTS[size]
+            unit_cost = CONDENSING_BOILER_COST
         else:
             unit_cost = ELECTRIC_BOILER_COSTS
         # The unit cost is the cost without VAT

recommendations/HeatingRecommender.py

@@ -649,7 +649,8 @@ class HeatingRecommender:
                 "already_installed": already_installed,
                 "simulation_config": simulation_config,
                 "description_simulation": description_simulation,
-                **ashp_costs_with_controls
+                **ashp_costs_with_controls,
+                "innovation_rate": 0
             }
 
             ashp_recommendations.append(ashp_recommendation)
@@ -1064,13 +1065,6 @@ class HeatingRecommender:
         ), {})
 
         if has_inefficient_space_heating or has_inefficient_water:
-            boiler_size = self.estimate_boiler_size(
-                property_type=self.property.data["property-type"],
-                built_form=self.property.data["built-form"],
-                floor_area=self.property.floor_area,
-                floor_height=self.property.floor_height,
-                num_heated_rooms=self.property.data["number-heated-rooms"],
-            )
 
             if self.dual_heating:
                 description = self.DUAL_HEATING_DESCRIPTIONS[
@@ -1141,7 +1135,6 @@ class HeatingRecommender:
                 }
 
             boiler_costs = self.costs.boiler(
-                size=f"{boiler_size}kw",
                 exising_room_heaters=exising_room_heaters,
                 system_change=system_change,
                 n_heated_rooms=self.property.data["number-heated-rooms"],
@@ -1167,7 +1160,8 @@ class HeatingRecommender:
                 "description_simulation": description_simulation,
                 **boiler_costs,
                 "system_type": "boiler_upgrade",
-                "survey": non_invasive_recommendation.get("survey", None)
+                "survey": non_invasive_recommendation.get("survey", None),
+                "innovation_rate": 0,
             }
 
         # We recommend the heating controls
@@ -1208,7 +1202,10 @@ class HeatingRecommender:
                     heating_controls_only=False,
                     system_change=True,
                     system_type="boiler_upgrade",
-                    measure_type="boiler_upgrade",
+                    heating_product={  # temp until we do another product database update
+                        "type": "boiler_upgrade",
+                        "innovation_rate": 0
+                    }
                 )
                 combined_recommendations.extend(combined_recommendation)