diff --git a/Waveform/WaveRecAlgs/python/WaveRecAlgsConfig.py b/Waveform/WaveRecAlgs/python/WaveRecAlgsConfig.py
index b02a8b7d2b9b22193ff2a7d5e01efa36a89730cc..527c4e289eb1533e130301ee3a9c916d48d8e129 100644
--- a/Waveform/WaveRecAlgs/python/WaveRecAlgsConfig.py
+++ b/Waveform/WaveRecAlgs/python/WaveRecAlgsConfig.py
@@ -19,12 +19,24 @@ def WaveformReconstructionCfg(flags):
     if not flags.Input.isMC:
         acc.merge(WaveformClockRecCfg(flags, "ClockRecAlg"))
 
-    if "TB" not in flags.GeoModel.FaserVersion:
-        acc.merge(WaveformHitRecCfg(flags, "TriggerWaveformRecAlg", "Trigger"))
-        acc.merge(WaveformHitRecCfg(flags, "VetoNuWaveformRecAlg", "VetoNu"))
+    if "TB" in flags.GeoModel.FaserVersion:
+        acc.merge(WaveformHitRecCfg(flags, "CaloWaveformRecAlg", "Calo"))
 
-    acc.merge(WaveformHitRecCfg(flags, "VetoWaveformRecAlg", "Veto"))
-    acc.merge(WaveformHitRecCfg(flags, "PreshowerWaveformRecAlg", "Preshower"))
+        # Make preshower/veto window 200 ns wide (100 digitizer clock ticks)
+        acc.merge(WaveformHitRecCfg(flags, "VetoWaveformRecAlg", "Veto", FitWindowWidth=100 ))
+        acc.merge(WaveformHitRecCfg(flags, "PreshowerWaveformRecAlg", "Preshower", FitWindowWidth=100 ))
+
+    else:
+        acc.merge(WaveformHitRecCfg(flags, "CaloWaveformRecAlg", "Calo"))
+
+        acc.merge(WaveformHitRecCfg(flags, "VetoWaveformRecAlg", "Veto", FitWindowWidth=100 ))
+        acc.merge(WaveformHitRecCfg(flags, "PreshowerWaveformRecAlg", "Preshower", FitWindowWidth=100 ))
+        acc.merge(WaveformHitRecCfg(flags, "TriggerWaveformRecAlg", "Trigger", FitWindowWidth=100))
+        acc.merge(WaveformHitRecCfg(flags, "VetoNuWaveformRecAlg", "VetoNu", FitWindowWidth=100))
+
+    acc.merge(WaveformHitRecCfg(flags, "VetoWaveformRecAlg", "Veto", FitWindowWidth=100 ))
+    # Make preshower window 200 ns wide (value in digitizer clock ticks)
+    acc.merge(WaveformHitRecCfg(flags, "PreshowerWaveformRecAlg", "Preshower", FitWindowWidth=100 ))
     acc.merge(WaveformHitRecCfg(flags, "CaloWaveformRecAlg", "Calo"))
 
     acc.merge(WaveformTimingCfg(flags))
@@ -55,9 +67,12 @@ def WaveformHitRecCfg(flags, name="WaveformRecAlg", source="", **kwargs):
     #if flags.Input.isMC:
     #    kwargs.setdefault("PeakThreshold", 5)
 
+
     tool = WaveformReconstructionTool(name=source+"WaveformRecTool", **kwargs)
 
+    # Remove arguments intended for WaveRecTool
     if "PeakThreshold" in kwargs: kwargs.pop("PeakThreshold")
+    if "FitWindowWidth" in kwargs: kwargs.pop("FitWindowWidth")
 
     kwargs.setdefault("WaveformContainerKey", source+"Waveforms")
     kwargs.setdefault("WaveformHitContainerKey", source+"WaveformHits")
diff --git a/Waveform/WaveRecTools/src/WaveformReconstructionTool.h b/Waveform/WaveRecTools/src/WaveformReconstructionTool.h
index 45402ff505f5fd89420299f69cbc5a1ae9ab593b..3a6224b1f70ea1909da79431f6c54383c4177984 100644
--- a/Waveform/WaveRecTools/src/WaveformReconstructionTool.h
+++ b/Waveform/WaveRecTools/src/WaveformReconstructionTool.h
@@ -96,8 +96,9 @@ class WaveformReconstructionTool: public extends<AthAlgTool, IWaveformReconstruc
  
   //
   // Window to define fitting range, in samples (2ns/sample)
+  // Make this longer by default, from 120 to 150 ns
   IntegerProperty m_windowStart{this, "FitWindowStart", -20};  
-  IntegerProperty m_windowWidth{this, "FitWindowWidth", 60};
+  IntegerProperty m_windowWidth{this, "FitWindowWidth", 75};
 
   //
   // Remove overflow values from CB fit