diff --git a/compact/definitions.xml b/compact/definitions.xml
index d8dac0d6ad99793791c0f5cd0b34c20371ad463d..b7f329b537c79394c91d2c045ef67a8a933309fb 100644
--- a/compact/definitions.xml
+++ b/compact/definitions.xml
@@ -181,7 +181,7 @@
     <constant name="BarrelDIRC_ID" value="90"/>
     <constant name="BarrelTRD_ID"  value="91"/>
     <constant name="BarrelTOF_ID"  value="92"/>
-
+    <constant name="BarrelTOFSubAssembly_ID" value="93"/>
 
     <comment> 
       =====================================
diff --git a/compact/display.xml b/compact/display.xml
index 6275257860080700eff41f434cbd316c6daeb38b..39ab6a5aa6700a0d7b00e8533699a184049051b1 100644
--- a/compact/display.xml
+++ b/compact/display.xml
@@ -35,6 +35,9 @@
     <vis name="SiTrackerSubAssemblyVis" alpha="1" r="0.0" g="0.99" b="0.0" showDaughters="true" visible="true"/>
     <vis name="SiTrackerLayerVis" alpha="1" r="0.0" g="1" b="0.0" showDaughters="true" visible="true"  lineStyle="solid"  drawingStyle="solid" />
 
+    <vis name="BarrelTOFVis" alpha="0.9" r="1" g="0" b="1" showDaughters="true" />
+    <vis name="BarrelTOFSubAssemblyVis" alpha="1" r="0.0" g="0.99" b="0.0" showDaughters="true" visible="true"/>
+
     <vis name="EcalVis" alpha="0.1" r="0.0" g="0.75" b="0.1" showDaughters="false"/>
     <vis name="EcalEndcapVis" alpha="1.0" r="0.0" g="0.99" b="0.0" showDaughters="false" visible="true" />
     <vis name="EcalBarrelVis" alpha="1.0" r="0.0" g="0.99" b="0.0" showDaughters="false" visible="true" />
diff --git a/compact/tof_barrel.xml b/compact/tof_barrel.xml
index 8dce1faf12bba8c5e9a9a27b50ad7fde58c8b91b..732a25eb3c42d52326af0f5310af0104a0624575 100644
--- a/compact/tof_barrel.xml
+++ b/compact/tof_barrel.xml
@@ -82,7 +82,7 @@
       </module>
 
       <comment> Layers composed of many arrayed modules  </comment>
-      <layer module="UFSD" id="1" vis="SiVertexVis">
+      <layer module="UFSD" id="1" vis="BarrelTOFVis">
         <barrel_envelope inner_r="BarrelTOFRadius-10*mm"
                          outer_r="BarrelTOFRadius+10*mm" z_length="BarrelTOFTotalLength"/>
         <rphi_layout phi_tilt="10.0*degree" nphi="BarrelTOFNModulesPhi" phi0="0.0" rc="BarrelTOFRadius" dr="0.0 * mm"/>