diff --git a/src/Models/Sku.cs b/src/Models/Sku.cs
deleted file mode 100644
index 99fcce6..0000000
--- a/src/Models/Sku.cs
+++ /dev/null
@@ -1,116 +0,0 @@
-using System.Collections.Generic;
-using System.Linq;
-using System;
-using System.Text.RegularExpressions;
-
-namespace RhSolutions.Models
-{
-    public class Sku
-    {
-        private const string matchPattern = @"([1\D]|\b)(?<Article>\d{6})([1\s-]|)(?<Variant>\d{3})\b";
-        private string _article;
-        private string _variant;
-
-        public Sku(string article, string variant)
-        {
-            Article = article;
-            Variant = variant;
-        }
-
-        public string Id
-        {
-            get
-            {
-                return $"1{Article}1{Variant}";
-            }
-            set
-            {
-                if (TryParse(value, out IEnumerable<Sku> skus))
-                {
-                    if (skus.Count() > 1)
-                    {
-                        throw new ArgumentException($"More than one valid sku detected: {value}");
-                    }
-                    else
-                    {
-                        this.Article = skus.First().Article;
-                        this.Variant = skus.First().Variant;
-                    }
-                }
-                else
-                {
-                    throw new ArgumentException($"Invalid sku input: {value}");
-                }
-            }
-        }
-        public string Article
-        {
-            get
-            {
-                return _article;
-            }
-            set
-            {
-                if (value == null || value.Length != 6 || value.Where(c => char.IsDigit(c)).Count() != 6)
-                {
-                    throw new ArgumentException($"Wrong Article: {Article}");
-                }
-                else
-                {
-                    _article = value;
-                }
-            }
-        }
-        public string Variant
-        {
-            get
-            {
-                return _variant;
-            }
-            set
-            {
-                if (value == null || value.Length != 3 || value.Where(c => char.IsDigit(c)).Count() != 3)
-                {
-                    throw new ArgumentException($"Wrong Variant: {Variant}");
-                }
-                else _variant = value;
-            }
-        }
-        public static IEnumerable<Sku> GetValidSkus(string line)
-        {
-            MatchCollection matches = Regex.Matches(line, matchPattern);
-            if (matches.Count == 0)
-            {
-                yield break;
-            }
-            else
-            {
-                foreach (Match m in matches)
-                {
-                    yield return new Sku(m.Groups["Article"].Value, m.Groups["Variant"].Value);
-                }
-            }
-        }
-
-        public static bool TryParse(string line, out IEnumerable<Sku> skus)
-        {
-            MatchCollection matches = Regex.Matches(line, matchPattern);
-            if (matches.Count == 0)
-            {
-                skus = Enumerable.Empty<Sku>();
-                return false;
-            }
-
-            else
-            {
-                skus = GetValidSkus(line);
-                return true;
-            }
-        }
-
-        public override string ToString()
-        {
-            return $"1{Article}1{Variant}";
-        }
-    }
-}
\ No newline at end of file
diff --git a/src/RhSolutions-AddIn.dna b/src/RhSolutions-AddIn.dna
index a75d6e1..5322868 100644
--- a/src/RhSolutions-AddIn.dna
+++ b/src/RhSolutions-AddIn.dna
@@ -3,8 +3,10 @@
   <ExternalLibrary Path="RhSolutions.AddIn.dll" ExplicitExports="false" LoadFromBytes="true" Pack="true" IncludePdb="false" />
 	<Reference Path="ExcelDna.IntelliSense.dll" Pack="true" />
 	<Reference Path="Newtonsoft.Json.dll" Pack="true" />
+	<Reference Path="RhSolutions.Sku.dll" Pack="true" />
 
-  <!--
+
+	<!--
        The RuntimeVersion attribute above allows only the following setting:
        * RuntimeVersion="v4.0" - for .NET 4.5 or higher
 
diff --git a/src/RhSolutions.csproj b/src/RhSolutions.csproj
index 8db6006..60182f6 100644
--- a/src/RhSolutions.csproj
+++ b/src/RhSolutions.csproj
@@ -17,6 +17,7 @@
     <PackageReference Include="ExcelDna.Interop" Version="15.0.0" />
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
+    <PackageReference Include="RhSolutions.Sku" Version="0.1.1" />
     <PackageReference Include="System.Net.Http" Version="4.3.4" />
   </ItemGroup>
 </Project>
\ No newline at end of file