diff --git a/backend/documents_parser/extractor.py b/backend/documents_parser/extractor.py
index 350cceef..5ab09c93 100644
--- a/backend/documents_parser/extractor.py
+++ b/backend/documents_parser/extractor.py
@@ -589,6 +589,7 @@ class PasHubRdSapSiteNotesExtractor:
             insulation_type=self._get_in(data, "Insulation Type:"),
             insulation_thickness_mm=thickness_mm,
             has_thermostat=self._optional_bool_in(data, "Cylinder Thermostat:") or self._optional_bool_in(data, "Has thermostat?"),
+            immersion_type=self._get_in(data, "Immersion:"),
         )
 
     def _parse_window(self, window_id: int, data: List[str]) -> Window: