diff --git a/Common/Ui/GenesisToolBox/GenesisToolBox.csproj b/Common/Ui/GenesisToolBox/GenesisToolBox.csproj
index f8786c75..04b57624 100644
--- a/Common/Ui/GenesisToolBox/GenesisToolBox.csproj
+++ b/Common/Ui/GenesisToolBox/GenesisToolBox.csproj
@@ -430,6 +430,7 @@
     </Compile>
     <Compile Include="Infrastructure\ADLoginModel.cs" />
     <Compile Include="Infrastructure\Appsettings.cs" />
+    <Compile Include="Infrastructure\ParseExtensions.cs" />
     <Compile Include="Infrastructure\Software.cs" />
     <Compile Include="Infrastructure\SoftwareUser.cs" />
     <Compile Include="Infrastructure\SoftwareVersion.cs" />
diff --git a/Common/Ui/GenesisToolBox/Infrastructure/ParseExtensions.cs b/Common/Ui/GenesisToolBox/Infrastructure/ParseExtensions.cs
new file mode 100644
index 00000000..1ed6175c
--- /dev/null
+++ b/Common/Ui/GenesisToolBox/Infrastructure/ParseExtensions.cs
@@ -0,0 +1,27 @@
+namespace Xylem.Common.Ui.GenesisToolBox.Infrastructure
+{
+    using System.Globalization;
+    using System.Threading;
+
+    internal static class ParseExtensions
+    {
+        private static readonly NumberStyles any = NumberStyles.Any;
+        private static readonly CultureInfo de = new CultureInfo("de-DE");
+        private static readonly CultureInfo us = new CultureInfo("en-US");
+        private static bool IsDECulture => Thread.CurrentThread.CurrentCulture.Name.ToLower().Contains("de");
+
+        internal static bool TryParse(this string stringValue, out double value)
+        {
+            if (IsDECulture)
+            {
+                return double.TryParse(stringValue, any, de, out value)
+                    || double.TryParse(stringValue, any, us, out value);
+            }
+            else
+            {
+                return double.TryParse(stringValue, any, us, out value)
+                    || double.TryParse(stringValue, any, de, out value);
+            }
+        }
+    }
+}
diff --git a/Common/Ui/GenesisToolBox/Infrastructure/TempMeterModels.cs b/Common/Ui/GenesisToolBox/Infrastructure/TempMeterModels.cs
index f31dfed7..43f31c0a 100644
--- a/Common/Ui/GenesisToolBox/Infrastructure/TempMeterModels.cs
+++ b/Common/Ui/GenesisToolBox/Infrastructure/TempMeterModels.cs
@@ -88,15 +88,12 @@
         private const string MESSUREMENTS_FILE = @"_messurements.txt";
         private const string AGGREGATIONS_FILE = @"_aggregations.txt";
         private const string BACKWARDS_FILE = @"_backwards.txt";
-        private const NumberStyles ANY = NumberStyles.Any;
 
         private readonly string pcbId;
         private readonly string messurementsFile;
         private readonly string aggregationsFile;
         private readonly string backwardsFile;
         private readonly ITempMeterForm tempMeterForm;
-        private readonly CultureInfo en;
-        private readonly CultureInfo de;
 
         private TemperatureSource temperatureSource;
         private Timer longTimer;
@@ -117,8 +114,6 @@
             }
 
             this.temperatureSource = new TemperatureSource();
-            this.en = new CultureInfo("en-US");
-            this.de = new CultureInfo("de-DE");
         }
 
         public void StartMessuring()
@@ -266,8 +261,8 @@
 
                 try
                 {
-                    var tParsed = double.TryParse(tString, ANY, this.en, out currentT) || double.TryParse(tString, ANY, this.de, out currentT);
-                    var tofParsed = double.TryParse(tofString, ANY, this.en, out currentTOF) || double.TryParse(tofString, ANY, this.de, out currentTOF);
+                    var tParsed = tString.TryParse(out currentT);
+                    var tofParsed = tofString.TryParse(out currentTOF);
 
                     if (!tParsed || !tofParsed)
                     {
@@ -336,11 +331,11 @@
                 var seconds = default(int);
 
                 var pcbParsed = int.TryParse(pcbString, out pcbId);
-                var tParsed = double.TryParse(avgTString, ANY, this.en, out avgT) || double.TryParse(avgTString, ANY, this.de, out avgT);
-                var dtParsed = double.TryParse(difTString, ANY, this.en, out difT) || double.TryParse(difTString, ANY, this.de, out difT);
-                var secParsed = int.TryParse(secondsString, ANY, this.en, out seconds) || int.TryParse(secondsString, ANY, this.de, out seconds);
-                var tofParsed = double.TryParse(avgTOFString, ANY, this.en, out avgTOF) || double.TryParse(avgTOFString, ANY, this.de, out avgTOF);
-                var dtofParsed = double.TryParse(difTOFString, ANY, this.en, out difTOF) || double.TryParse(difTOFString, ANY, this.de, out difTOF);
+                var tParsed = avgTString.TryParse(out avgT);
+                var dtParsed = difTString.TryParse(out difT);
+                var secParsed = int.TryParse(secondsString, out seconds) || int.TryParse(secondsString, out seconds);
+                var tofParsed = avgTOFString.TryParse(out avgTOF);
+                var dtofParsed = difTOFString.TryParse(out difTOF);
 
                 if (!pcbParsed || !tParsed || !tofParsed || !dtParsed || !dtofParsed)
                 {
@@ -611,8 +606,8 @@
                 var avgTOF = default(double);
 
                 var pcbParsed = int.TryParse(pcbString, out pcbId);
-                var tParsed = double.TryParse(avgTString, ANY, this.en, out avgT) || double.TryParse(avgTString, ANY, this.de, out avgT);
-                var tofParsed = double.TryParse(avgTOFString, ANY, this.en, out avgTOF) || double.TryParse(avgTOFString, ANY, this.de, out avgTOF);
+                var tParsed = avgTString.TryParse(out avgT);
+                var tofParsed = avgTOFString.TryParse(out avgTOF);
 
                 if (!pcbParsed || !tParsed || !tofParsed)
                 {