diff --git a/GUIs.Common/GridBuilder.vb b/GUIs.Common/GridBuilder.vb
index d62bc6cd..52d6072d 100644
--- a/GUIs.Common/GridBuilder.vb
+++ b/GUIs.Common/GridBuilder.vb
@@ -82,6 +82,25 @@ Public Class GridBuilder
         Return Me
     End Function
 
+    Public Function WithFontSizeDelta(pFontSizeDelta As Integer) As GridBuilder
+        For Each oGridView In Views
+            WithFontSizeDelta(oGridView, pFontSizeDelta)
+        Next
+
+        Return Me
+    End Function
+
+    Public Function WithFontSizeDelta(pGridView As GridView, pFontSizeDelta As Integer) As GridBuilder
+        pGridView.Appearance.Row.FontSizeDelta = pFontSizeDelta
+        pGridView.Appearance.GroupRow.FontSizeDelta = pFontSizeDelta
+        pGridView.Appearance.GroupPanel.FontSizeDelta = pFontSizeDelta
+        pGridView.Appearance.GroupFooter.FontSizeDelta = pFontSizeDelta
+        pGridView.Appearance.FilterPanel.FontSizeDelta = pFontSizeDelta
+        pGridView.Appearance.HeaderPanel.FontSizeDelta = pFontSizeDelta
+
+        Return Me
+    End Function
+
     Public Function WithClipboardHandler() As GridBuilder
         For Each oGridView In Views
             WithClipboardHandler(oGridView)