diff --git a/applications/modelling_e2e/handler.py b/applications/modelling_e2e/handler.py
index 95af5269..d45951e3 100644
--- a/applications/modelling_e2e/handler.py
+++ b/applications/modelling_e2e/handler.py
@@ -195,9 +195,7 @@ def handler(body: dict[str, Any], context: Any) -> None:
         ).fetchall()
 
     uprns: dict[int, int] = {int(row[0]): int(row[1]) for row in uprn_rows}
-    postcodes: dict[int, str] = {
-        int(row[0]): (row[1] or "") for row in postcode_rows
-    }
+    postcodes: dict[int, str] = {int(row[0]): (row[1] or "") for row in postcode_rows}
 
     overrides_reader = PropertyOverridesPostgresReader(lambda: Session(engine))
     prediction_attrs_reader = OverrideBackedPredictionAttributesReader(overrides_reader)
@@ -222,9 +220,7 @@ def handler(body: dict[str, Any], context: Any) -> None:
             try:
                 uprn = uprns[property_id]
                 postcode = postcodes.get(property_id, "")
-                logger.info(
-                    f"property={property_id} uprn={uprn} postcode={postcode!r}"
-                )
+                logger.info(f"property={property_id} uprn={uprn} postcode={postcode!r}")
 
                 spatial = _spatial_for(geospatial, uprn)
                 restrictions = (
@@ -283,16 +279,16 @@ def handler(body: dict[str, Any], context: Any) -> None:
                     ).effective_epc
 
                 solar_insights: Optional[dict[str, Any]] = (
-                    None
-                    if no_solar
-                    else _solar_insights_for(solar_client, spatial)
+                    None if no_solar else _solar_insights_for(solar_client, spatial)
                 )
 
                 # secondary_heating_removal is absent from the live material.type
                 # enum; exclude unconditionally until the catalogue gap is resolved.
-                considered: Optional[frozenset[MeasureType]] = frozenset(
-                    MeasureType
-                ) - {MeasureType.SECONDARY_HEATING_REMOVAL}
+                considered: Optional[frozenset[MeasureType]] = (
+                    frozenset(MeasureType)
+                    - {MeasureType.SECONDARY_HEATING_REMOVAL}
+                    - {MeasureType.SYSTEM_TUNE_UP_ZONED}
+                )
 
                 plan = run_modelling(
                     effective_epc,
diff --git a/applications/modelling_e2e/local_handler/invoke_local_lambda.py b/applications/modelling_e2e/local_handler/invoke_local_lambda.py
index c667ffc6..b9a0d584 100644
--- a/applications/modelling_e2e/local_handler/invoke_local_lambda.py
+++ b/applications/modelling_e2e/local_handler/invoke_local_lambda.py
@@ -12,7 +12,7 @@ payload = {
         {
             "body": json.dumps(
                 {
-                    "property_ids": [709773, 709774],
+                    "property_ids": [722473],
                     "portfolio_id": 796,
                     "scenario_id": 1268,
                     "no_solar": False,
diff --git a/domain/modelling/generators/heating_recommendation.py b/domain/modelling/generators/heating_recommendation.py
index 475039df..9eae0353 100644
--- a/domain/modelling/generators/heating_recommendation.py
+++ b/domain/modelling/generators/heating_recommendation.py
@@ -284,6 +284,7 @@ def recommend_heating(
     epc: EpcPropertyData,
     products: ProductRepository,
     restrictions: PlanningRestrictions = PlanningRestrictions(),
+    considered_measures: Optional[frozenset[MeasureType]] = None,
 ) -> Optional[Recommendation]:
     """Return a "Heating & Hot Water" Recommendation of competing whole-system
     bundles for the dwelling, else None when no bundle is eligible. ASHP is
@@ -302,7 +303,7 @@ def recommend_heating(
     if boiler_option is not None:
         options.append(boiler_option)
 
-    options.extend(_system_tune_up_options(epc, products))
+    options.extend(_system_tune_up_options(epc, products, considered_measures))
 
     if not options:
         return None
@@ -310,7 +311,9 @@ def recommend_heating(
 
 
 def _system_tune_up_options(
-    epc: EpcPropertyData, products: ProductRepository
+    epc: EpcPropertyData,
+    products: ProductRepository,
+    considered_measures: Optional[frozenset[MeasureType]] = None,
 ) -> list[MeasureOption]:
     """The system tune-up options: keep the existing wet boiler but install
     better heating controls (standard 2106 and/or zone 2110, as competing
@@ -338,7 +341,10 @@ def _system_tune_up_options(
                 ),
             )
         )
-    if control_code not in _ZONE_CONTROL_CODES:
+    if control_code not in _ZONE_CONTROL_CODES and (
+        considered_measures is None
+        or _SYSTEM_TUNE_UP_ZONED_MEASURE_TYPE in considered_measures
+    ):
         options.append(
             _tune_up_option(
                 epc,
diff --git a/orchestration/modelling_orchestrator.py b/orchestration/modelling_orchestrator.py
index 55ae531d..e3180a4d 100644
--- a/orchestration/modelling_orchestrator.py
+++ b/orchestration/modelling_orchestrator.py
@@ -331,7 +331,7 @@ def _candidate_recommendations(
                 MeasureType.SYSTEM_TUNE_UP,
                 MeasureType.SYSTEM_TUNE_UP_ZONED,
             ),
-            lambda: recommend_heating(effective_epc, products, planning_restrictions),
+            lambda: recommend_heating(effective_epc, products, planning_restrictions, considered_measures),
         ),
         (
             admitted(MeasureType.SECONDARY_HEATING_REMOVAL),