diff --git a/model_data/epc_attributes/WallAttributes.py b/model_data/epc_attributes/WallAttributes.py
index 5b8226dd..886d2956 100644
--- a/model_data/epc_attributes/WallAttributes.py
+++ b/model_data/epc_attributes/WallAttributes.py
@@ -7,12 +7,22 @@ class WallAttributes(BaseUtility):
     WALL_TYPES = ['cavity wall', 'filled cavity', 'solid brick', 'system built', 'timber frame', 'granite or whinstone',
                   'as built', 'cob', 'assumed', 'sandstone or limestone']
 
+    WELSH_TEXT = {
+        "Briciau solet, fel yGÇÖu hadeiladwyd, dim inswleiddio (rhagdybiaeth)":
+            "Solid brick, as built, no insulation (assumed)",
+    }
+
     def __init__(self, description: str):
         """
         :param description: Description of the walls.
         """
         self.description: str = description
 
+        translation = self.WELSH_TEXT.get(self.description)
+        if translation:
+            self.nodata = False
+            self.description = translation
+
         self.nodata = not description or description in self.DATA_ANOMALY_MATCHES
 
     def process(self) -> Dict[str, Union[float, str, bool, None]]:
diff --git a/model_data/tests/test_data/test_wall_attributes_cases.py b/model_data/tests/test_data/test_wall_attributes_cases.py
index e64ed535..162ebc1f 100644
--- a/model_data/tests/test_data/test_wall_attributes_cases.py
+++ b/model_data/tests/test_data/test_wall_attributes_cases.py
@@ -684,5 +684,11 @@ wall_cases = [
      'thermal_transmittance_unit': None, 'is_cavity_wall': False, 'is_filled_cavity': False, 'is_solid_brick': False,
      'is_system_built': False, 'is_timber_frame': True, 'is_granite_or_whinstone': False, 'is_as_built': False,
      'is_cob': False, 'is_assumed': False, 'is_sandstone_or_limestone': False, 'insulation_thickness': 'above average',
+     'external_insulation': False, 'internal_insulation': False},
+    {'original_description': 'Briciau solet, fel yGÇÖu hadeiladwyd, dim inswleiddio (rhagdybiaeth)',
+     'thermal_transmittance': None,
+     'thermal_transmittance_unit': None, 'is_cavity_wall': False, 'is_filled_cavity': False, 'is_solid_brick': True,
+     'is_system_built': False, 'is_timber_frame': False, 'is_granite_or_whinstone': False, 'is_as_built': True,
+     'is_cob': False, 'is_assumed': True, 'is_sandstone_or_limestone': False, 'insulation_thickness': 'none',
      'external_insulation': False, 'internal_insulation': False}
 ]