diff --git a/recommendations/recommendation_utils.py b/recommendations/recommendation_utils.py
index 3364f0fa..d5788544 100644
--- a/recommendations/recommendation_utils.py
+++ b/recommendations/recommendation_utils.py
@@ -248,7 +248,7 @@ def extract_thickness(thickness, is_roof_room, is_at_rafters, is_loft, is_flat):
         thickness_map = {
             "below average": "50",
             "average": "100",
-            "above average": "270",
+            "above average": "150",
             "none": "0",
         }
         thickness = thickness_map[thickness]
@@ -287,7 +287,7 @@ def get_u_value_from_s9(
     ):
         return None
 
-    if thickness in [0, "0"] and is_loft:
+    if thickness in [0, "0"] and (is_loft or is_roof_room):
         return None
 
     # Determine the column to refer based on the roof type
diff --git a/recommendations/tests/test_data/roof_uvalue_test_cases.py b/recommendations/tests/test_data/roof_uvalue_test_cases.py
index 1f230cc8..8bf8b35f 100644
--- a/recommendations/tests/test_data/roof_uvalue_test_cases.py
+++ b/recommendations/tests/test_data/roof_uvalue_test_cases.py
@@ -352,4 +352,115 @@ roof_uvalue_test_cases = [
         'age_band': 'L',
         'uvalue': 0.18
     },
+    # Room roof - age band A
+    {
+        'insulation_thickness': 'none',
+        'is_loft': False,
+        'is_roof_room': True,
+        'is_thatched': False,
+        'has_dwelling_above': False,
+        'is_flat': False,
+        'is_pitched': False,
+        'is_at_rafters': False,
+        'age_band': 'A',
+        'uvalue': 2.3
+    },
+    {
+        'insulation_thickness': 'below average',
+        'is_loft': False,
+        'is_roof_room': True,
+        'is_thatched': False,
+        'has_dwelling_above': False,
+        'is_flat': False,
+        'is_pitched': False,
+        'is_at_rafters': False,
+        'age_band': 'A',
+        'uvalue': 0.68
+    },
+    {
+        'insulation_thickness': 'average',
+        'is_loft': False,
+        'is_roof_room': True,
+        'is_thatched': False,
+        'has_dwelling_above': False,
+        'is_flat': False,
+        'is_pitched': False,
+        'is_at_rafters': False,
+        'age_band': 'A',
+        'uvalue': 0.4
+    },
+    {
+        'insulation_thickness': 'above average',
+        'is_loft': False,
+        'is_roof_room': True,
+        'is_thatched': False,
+        'has_dwelling_above': False,
+        'is_flat': False,
+        'is_pitched': False,
+        'is_at_rafters': False,
+        'age_band': 'A',
+        'uvalue': 0.3
+    },
+    # Room roof - age band E
+    {
+        'insulation_thickness': 'none',
+        'is_loft': False,
+        'is_roof_room': True,
+        'is_thatched': False,
+        'has_dwelling_above': False,
+        'is_flat': False,
+        'is_pitched': False,
+        'is_at_rafters': False,
+        'age_band': 'E',
+        'uvalue': 1.5
+    },
+    {
+        'insulation_thickness': 'average',
+        'is_loft': False,
+        'is_roof_room': True,
+        'is_thatched': False,
+        'has_dwelling_above': False,
+        'is_flat': False,
+        'is_pitched': False,
+        'is_at_rafters': False,
+        'age_band': 'E',
+        'uvalue': 0.4
+    },
+    # Room roof - age band H
+    {
+        'insulation_thickness': 'none',
+        'is_loft': False,
+        'is_roof_room': True,
+        'is_thatched': False,
+        'has_dwelling_above': False,
+        'is_flat': False,
+        'is_pitched': False,
+        'is_at_rafters': False,
+        'age_band': 'H',
+        'uvalue': 0.35
+    },
+    {
+        'insulation_thickness': 'below average',
+        'is_loft': False,
+        'is_roof_room': True,
+        'is_thatched': False,
+        'has_dwelling_above': False,
+        'is_flat': False,
+        'is_pitched': False,
+        'is_at_rafters': False,
+        'age_band': 'H',
+        'uvalue': 0.68
+    },
+    {
+        'insulation_thickness': 'average',
+        'is_loft': False,
+        'is_roof_room': True,
+        'is_thatched': False,
+        'has_dwelling_above': False,
+        'is_flat': False,
+        'is_pitched': False,
+        'is_at_rafters': False,
+        'age_band': 'H',
+        'uvalue': 0.4
+    },
 ]
diff --git a/recommendations/tests/test_recommendation_utils.py b/recommendations/tests/test_recommendation_utils.py
index b445a798..fa707b4b 100644
--- a/recommendations/tests/test_recommendation_utils.py
+++ b/recommendations/tests/test_recommendation_utils.py
@@ -198,7 +198,7 @@ class TestRecommendationUtils:
         }
 
         u_value = recommendation_utils.get_roof_u_value(**inputs)
-        assert u_value == 0.16, f"Expected 0.16, but got {u_value}"
+        assert u_value == 0.3, f"Expected 0.3, but got {u_value}"
 
     def test_get_roof_u_value_case_8(self):
         # Test case where there is a dwelling above the roof, U-value should be 0