diff --git a/flow360/component/simulation/meshing_param/snappy/snappy_mesh_refinements.py b/flow360/component/simulation/meshing_param/snappy/snappy_mesh_refinements.py
index b74a1f91e..e5d8abd38 100644
--- a/flow360/component/simulation/meshing_param/snappy/snappy_mesh_refinements.py
+++ b/flow360/component/simulation/meshing_param/snappy/snappy_mesh_refinements.py
@@ -113,6 +113,9 @@ class SurfaceEdgeRefinement(Flow360BaseModel):
     retain_on_smoothing: bool = pd.Field(
         True, description="Maintain the edge when smoothing is applied."
     )
+    geometric_test_only: bool = pd.Field(
+        False, description="If enabled, only geometric tests are performed on the edge (region edge will be ignored)."
+    )
 
     @pd.model_validator(mode="after")
     def _check_spacing_format(self) -> Self:
diff --git a/flow360/component/simulation/translator/surface_meshing_translator.py b/flow360/component/simulation/translator/surface_meshing_translator.py
index 682af274b..ae9d8a295 100644
--- a/flow360/component/simulation/translator/surface_meshing_translator.py
+++ b/flow360/component/simulation/translator/surface_meshing_translator.py
@@ -165,6 +165,7 @@ def apply_SnappySurfaceEdgeRefinement(
         edges["minLen"] = refinement.min_len.value.item()
     if refinement.retain_on_smoothing is not None:
         edges["retainOnSmoothing"] = refinement.retain_on_smoothing
+    edges["geometricTestOnly"] = "yes" if refinement.geometric_test_only else "no"
     if refinement.spacing is None:
         edges["edgeSpacing"] = defaults.min_spacing.value.item()
     elif isinstance(refinement.spacing, unyt_array) and isinstance(
diff --git a/tests/simulation/translator/ref/surface_meshing/snappy_basic_refinements.json b/tests/simulation/translator/ref/surface_meshing/snappy_basic_refinements.json
index f92e0d513..0161a52be 100644
--- a/tests/simulation/translator/ref/surface_meshing/snappy_basic_refinements.json
+++ b/tests/simulation/translator/ref/surface_meshing/snappy_basic_refinements.json
@@ -20,7 +20,8 @@
                             "edgeSpacing": [[5, 4]],
                             "minElem": 3,
                             "includedAngle": 120,
-                            "retainOnSmoothing": true
+                            "retainOnSmoothing": true,
+                            "geometricTestOnly": "no"
                         }
                     },
                     {
@@ -38,7 +39,8 @@
                             ],
                             "minLen": 6,
                             "includedAngle": 150,
-                            "retainOnSmoothing": false
+                            "retainOnSmoothing": false,
+                            "geometricTestOnly": "no"
                         }
                     }
                 ]
@@ -54,7 +56,8 @@
                         "edgeSpacing": 4,
                         "minElem": 3,
                         "includedAngle": 120,
-                        "retainOnSmoothing": true
+                        "retainOnSmoothing": true,
+                        "geometricTestOnly": "yes"
                     },
                 "regions": [
                     {
@@ -80,7 +83,8 @@
                             ],
                             "minLen": 6,
                             "includedAngle": 150,
-                            "retainOnSmoothing": false
+                            "retainOnSmoothing": false,
+                            "geometricTestOnly": "no"
                         }
                     },
                     {
@@ -122,7 +126,8 @@
                     ],
                     "minLen": 6,
                     "includedAngle": 150,
-                    "retainOnSmoothing": false
+                    "retainOnSmoothing": false,
+                    "geometricTestOnly": "no"
                 },
                 "regions": [
                     {
diff --git a/tests/simulation/translator/ref/surface_meshing/snappy_no_regions.json b/tests/simulation/translator/ref/surface_meshing/snappy_no_regions.json
index 271937930..60a1bafc0 100644
--- a/tests/simulation/translator/ref/surface_meshing/snappy_no_regions.json
+++ b/tests/simulation/translator/ref/surface_meshing/snappy_no_regions.json
@@ -31,7 +31,8 @@
                     "edgeSpacing": 4,
                     "minElem": 3,
                     "includedAngle": 120,
-                    "retainOnSmoothing": true
+                    "retainOnSmoothing": true,
+                    "geometricTestOnly": "no"
                 },
                 "regions": []
             }
diff --git a/tests/simulation/translator/ref/surface_meshing/snappy_refinements_multiple_regions.json b/tests/simulation/translator/ref/surface_meshing/snappy_refinements_multiple_regions.json
index e329968ad..0b2057c96 100644
--- a/tests/simulation/translator/ref/surface_meshing/snappy_refinements_multiple_regions.json
+++ b/tests/simulation/translator/ref/surface_meshing/snappy_refinements_multiple_regions.json
@@ -19,7 +19,8 @@
                             "edgeSpacing": 4,
                             "minElem": 3,
                             "includedAngle": 120,
-                            "retainOnSmoothing": false
+                            "retainOnSmoothing": false,
+                            "geometricTestOnly": "yes"
                         }
                     },
                     {
@@ -32,7 +33,8 @@
                             "edgeSpacing": 4,
                             "minElem": 3,
                             "includedAngle": 120,
-                            "retainOnSmoothing": false
+                            "retainOnSmoothing": false,
+                            "geometricTestOnly": "yes"
                         }
                     }
                 ]
diff --git a/tests/simulation/translator/test_surface_meshing_translator.py b/tests/simulation/translator/test_surface_meshing_translator.py
index bb57f2a90..6af3cf5af 100644
--- a/tests/simulation/translator/test_surface_meshing_translator.py
+++ b/tests/simulation/translator/test_surface_meshing_translator.py
@@ -638,6 +638,7 @@ def snappy_basic_refinements():
                     min_elem=3,
                     included_angle=120 * u.deg,
                     entities=test_geometry.snappy_bodies["body1"],
+                    geometric_test_only=True,
                 ),
                 snappy.SurfaceEdgeRefinement(
                     spacing=[4 * u.mm],
@@ -796,6 +797,7 @@ def snappy_refinements_multiple_regions():
                     included_angle=120 * u.deg,
                     entities=[test_geometry["body0::patch0"], test_geometry["body0::patch1"]],
                     retain_on_smoothing=False,
+                    geometric_test_only=True,
                 ),
             ],
             smooth_controls=snappy.SmoothControls(),