--- a/src/pyams_content/shared/site/interfaces.py	Wed Mar 13 08:58:43 2019 +0100
+++ b/src/pyams_content/shared/site/interfaces.py	Mon Mar 18 11:59:39 2019 +0100
@@ -166,6 +166,11 @@
                                                        "original title will be used if none is specified"),
                                          required=False)
 
+    show_header = Bool(title=_("Show header?"),
+                       description=_("If 'no', no header will be displayed"),
+                       required=False,
+                       default=True)
+
     navigation_header = I18nTextField(title=_("Navigation header"),
                                       description=_("Alternate content's header displayed in navigation pages; "
                                                     "original header will be used if none is specified"),