diff --git a/datatypes/epc/domain/mapper.py b/datatypes/epc/domain/mapper.py
index acf3c615d..e7de214e5 100644
--- a/datatypes/epc/domain/mapper.py
+++ b/datatypes/epc/domain/mapper.py
@@ -8201,6 +8201,7 @@ def _pashub_wall_insulation_type_int(label: Optional[str]) -> Union[int, str]:
 _PASHUB_GLAZING_TYPE_TO_SAP10: Dict[str, int] = {
     "Double glazing installed before 2002": 3,  # double pre-2002 (U 2.8)
     "Double glazing installed between 2002 - 2021": 2,  # double 2002-2022 (U 2.0)
+    "Triple glazing installed between 2002 - 2021": 9,  # triple 2002-2022 (U 2.0)
     "Double glazing, Unknown install date": 3,  # unknown → pre-2002 default (U 2.8)
     "Double glazing installed during or after 2022": 13,  # double 2022+ (U 1.4)
 }