diff --git a/schema/PVCollada_2.0/pvcollada_schema_2.0.xsd b/schema/PVCollada_2.0/pvcollada_schema_2.0.xsd
index f280365..d0bfe69 100644
--- a/schema/PVCollada_2.0/pvcollada_schema_2.0.xsd
+++ b/schema/PVCollada_2.0/pvcollada_schema_2.0.xsd
@@ -888,12 +888,40 @@ xmlns:collada="http://www.collada.org/2008/03/COLLADASchema">
         </xs:element>
         <xs:element name="row_spacing" type="collada:float_type" minOccurs="0">
           <xs:annotation>
-            <xs:documentation>Spacing between modules in the row direction</xs:documentation>
+            <xs:documentation>Spacing between the edges of adjacent rows of modules. Must be greater than or equal to 0; defaults to 0 if not specified.</xs:documentation>
+          </xs:annotation>
+        </xs:element>
+        <xs:element name="inset_first_row" type="collada:float_type" minOccurs="0">
+          <xs:annotation>
+            <xs:documentation>Distance from the structure edge to the edge of the first row of modules.
+            Only needed if the structure extends beyond the module area. Must be greater than or equal to 0; defaults to 0 if not specified.
+            Depending on the software, this spacing is also known as an overhang or a frame.</xs:documentation>
+          </xs:annotation>
+        </xs:element>
+        <xs:element name="inset_last_row" type="collada:float_type" minOccurs="0">
+          <xs:annotation>
+            <xs:documentation>Distance from the edge of the last row of modules to the structure edge.
+            Only needed if the structure extends beyond the module area. Must be greater than or equal to 0; defaults to 0 if not specified.
+            Depending on the software, this spacing is also known as an overhang or a frame.</xs:documentation>
           </xs:annotation>
         </xs:element>
         <xs:element name="column_spacing" type="collada:float_type" minOccurs="0">
           <xs:annotation>
-            <xs:documentation>Spacing between modules in the column direction</xs:documentation>
+            <xs:documentation>Spacing between the edges of adjacent columns of modules. Must be greater than or equal to 0; defaults to 0 if not specified.</xs:documentation>
+          </xs:annotation>
+        </xs:element>
+        <xs:element name="inset_first_column" type="collada:float_type" minOccurs="0">
+          <xs:annotation>
+            <xs:documentation>Distance from the structure edge to the edge of the first column of modules.
+            Only needed if the structure extends beyond the module area. Must be greater than or equal to 0; defaults to 0 if not specified.
+            Depending on the software, this spacing is also known as an overhang or a frame.</xs:documentation>
+          </xs:annotation>
+        </xs:element>
+        <xs:element name="inset_last_column" type="collada:float_type" minOccurs="0">
+          <xs:annotation>
+            <xs:documentation>Distance from the edge of the last column of modules to the structure edge.
+            Only needed if the structure extends beyond the module area. Must be greater than or equal to 0; defaults to 0 if not specified.
+            Depending on the software, this spacing is also known as an overhang or a frame.</xs:documentation>
           </xs:annotation>
         </xs:element>
         <xs:element name="module_rows" type="xs:positiveInteger" minOccurs="0">