diff --git a/src/Mod/Arch/ArchWall.py b/src/Mod/Arch/ArchWall.py
index 2c304ff80..5af1c7481 100644
--- a/src/Mod/Arch/ArchWall.py
+++ b/src/Mod/Arch/ArchWall.py
@@ -49,14 +49,16 @@ def makeWall(baseobj=None,width=None,height=None,align="Center",name=str(transla
     obj.ViewObject.ShapeColor = ArchCommands.getDefaultColor("Wall")
     return obj
 
-def joinWalls(walls):
-    "joins the given list of walls into one sketch-based wall"
+def joinWalls(walls,delete=False):
+    """joins the given list of walls into one sketch-based wall. If delete
+    is True, merged wall objects are deleted"""
     if not walls:
         return None
     if not isinstance(walls,list):
         walls = [walls]
     if not areSameWallTypes(walls):
         return None
+    deleteList = []
     base = walls.pop()
     if base.Base:
         if base.Base.Shape.Faces:
@@ -69,9 +71,13 @@ def joinWalls(walls):
                 base.Base = sk
     for w in walls:
         if w.Base:
-            if not base.Base.Shape.Faces:
-                for e in base.Base.Shape.Edges:
-                    sk.addGeometry(e)
+            if not w.Base.Shape.Faces:
+                for e in w.Base.Shape.Edges:
+                    sk.addGeometry(e.Curve)
+                    deleteList.append(w.Name)
+    if delete:
+        for n in deleteList:
+            FreeCAD.ActiveDocument.removeObject(n)
     FreeCAD.ActiveDocument.recompute()
     return base
     
@@ -98,9 +104,6 @@ def mergeShapes(w1,w2):
 
 def areSameWallTypes(walls):
     "returns True is all the walls in the given list have same height, width, and alignment"
-    for w in walls:
-        if Draft.getType(w) != "Wall":
-            return False
     for att in ["Width","Height","Align"]:
         value = None
         for w in walls:
@@ -272,6 +275,38 @@ class _CommandWall:
 
     def setContinue(self,i):
         self.continueCmd = bool(i)
+
+
+class _CommandMergeWalls:
+    "the Arch Merge Walls command definition"
+    def GetResources(self):
+        return {'Pixmap'  : 'Arch_MergeWalls',
+                'MenuText': QtCore.QT_TRANSLATE_NOOP("Arch_MergeWalls","Merge Walls"),
+                'ToolTip': QtCore.QT_TRANSLATE_NOOP("Arch_MergeWalls","Merges the selected walls, if possible")}
+
+    def IsActive(self):
+        if FreeCADGui.Selection.getSelection():
+            return True
+        else:
+            return False
+        
+    def Activated(self):
+        walls = FreeCADGui.Selection.getSelection()
+        if len(walls) < 2:
+            FreeCAD.Console.PrintMessage(str(translate("Arch","You must select at least 2 walls")))
+            return
+        for w in walls:
+            if Draft.getType(w) != "Wall":
+                FreeCAD.Console.PrintMessage(str(translate("Arch","Please select only wall objects")))
+                return
+        FreeCAD.ActiveDocument.openTransaction(str(translate("Arch","Merge Walls")))
+        FreeCADGui.doCommand("import Arch")
+        FreeCADGui.doCommand("Arch.joinWalls(FreeCADGui.Selection.getSelection(),delete=True)")
+        FreeCAD.ActiveDocument.commitTransaction()
+                        
+        
+        
+        
         
 class _Wall(ArchComponent.Component):
     "The Wall object"
@@ -382,7 +417,7 @@ class _Wall(ArchComponent.Component):
                         if height:
                             norm = normal.multiply(height)
                             base = base.extrude(norm)
-                    elif len(base.Wires) == 1:
+                    elif len(base.Wires) >= 1:
                         temp = None
                         for wire in obj.Base.Shape.Wires:
                             sh = self.getBase(obj,wire,normal,width,height)
@@ -454,3 +489,4 @@ class _ViewProviderWall(ArchComponent.ViewProviderComponent):
         return
 
 FreeCADGui.addCommand('Arch_Wall',_CommandWall())
+FreeCADGui.addCommand('Arch_MergeWalls',_CommandMergeWalls())
diff --git a/src/Mod/Arch/Arch_rc.py b/src/Mod/Arch/Arch_rc.py
index 38e5309e6..ea96da63c 100644
--- a/src/Mod/Arch/Arch_rc.py
+++ b/src/Mod/Arch/Arch_rc.py
@@ -2,7 +2,7 @@
 
 # Resource object code
 #
-# Created: Fri Feb 15 13:08:35 2013
+# Created: Sun Mar 24 15:50:46 2013
 #      by: The Resource Compiler for PyQt (Qt v4.8.2)
 #
 # WARNING! All changes made in this file will be lost!
@@ -31096,6 +31096,187 @@ qt_resource_data = "\
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+\xd6\x3c\x7b\x1b\x0c\x34\xd1\xc5\x5a\x70\x62\x48\x7c\x18\x6c\xc7\
+\xb1\x5f\x18\x9d\x9e\xf6\x47\xe7\x27\xa7\xfe\x9b\xbd\xce\x4f\xfe\
+\x06\xf2\x9a\xfe\xf0\
 \x00\x00\x06\xd1\
 \x00\
 \x00\x27\xd8\x78\x9c\xed\x59\x5b\x6f\xe3\xb6\x12\x7e\xcf\xaf\xd0\
@@ -32945,6 +33126,11 @@ qt_resource_name = "\
 \x00\x41\
 \x00\x72\x00\x63\x00\x68\x00\x5f\x00\x42\x00\x75\x00\x69\x00\x6c\x00\x64\x00\x69\x00\x6e\x00\x67\x00\x2e\x00\x73\x00\x76\x00\x67\
 \
+\x00\x13\
+\x08\x0a\x92\x67\
+\x00\x41\
+\x00\x72\x00\x63\x00\x68\x00\x5f\x00\x4d\x00\x65\x00\x72\x00\x67\x00\x65\x00\x57\x00\x61\x00\x6c\x00\x6c\x00\x73\x00\x2e\x00\x73\
+\x00\x76\x00\x67\
 \x00\x14\
 \x03\x50\x84\x07\
 \x00\x70\
@@ -32993,8 +33179,8 @@ qt_resource_name = "\
 
 qt_resource_struct = "\
 \x00\x00\x00\x00\x00\x02\x00\x00\x00\x03\x00\x00\x00\x01\
-\x00\x00\x00\x10\x00\x02\x00\x00\x00\x01\x00\x00\x00\x38\
-\x00\x00\x00\x00\x00\x02\x00\x00\x00\x1d\x00\x00\x00\x1b\
+\x00\x00\x00\x10\x00\x02\x00\x00\x00\x01\x00\x00\x00\x39\
+\x00\x00\x00\x00\x00\x02\x00\x00\x00\x1e\x00\x00\x00\x1b\
 \x00\x00\x00\x1a\x00\x02\x00\x00\x00\x17\x00\x00\x00\x04\
 \x00\x00\x01\x2e\x00\x00\x00\x00\x00\x01\x00\x02\x9d\x23\
 \x00\x00\x02\x92\x00\x00\x00\x00\x00\x01\x00\x06\x6c\x9e\
@@ -33019,19 +33205,20 @@ qt_resource_struct = "\
 \x00\x00\x01\x14\x00\x00\x00\x00\x00\x01\x00\x02\x52\xbc\
 \x00\x00\x00\xe0\x00\x00\x00\x00\x00\x01\x00\x01\xbc\xaa\
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-\x00\x00\x06\x2e\x00\x01\x00\x00\x00\x01\x00\x07\x97\x68\
+\x00\x00\x06\x5a\x00\x01\x00\x00\x00\x01\x00\x07\xa2\x92\
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-\x00\x00\x06\x00\x00\x01\x00\x00\x00\x01\x00\x07\x90\x93\
+\x00\x00\x07\x8a\x00\x01\x00\x00\x00\x01\x00\x07\xfa\x67\
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-\x00\x00\x06\xf8\x00\x00\x00\x00\x00\x01\x00\x07\xcb\xf9\
+\x00\x00\x07\x24\x00\x00\x00\x00\x00\x01\x00\x07\xd7\x23\
 \x00\x00\x05\x7a\x00\x00\x00\x00\x00\x01\x00\x07\x73\x70\
 \x00\x00\x05\x1a\x00\x01\x00\x00\x00\x01\x00\x07\x51\xce\
 \x00\x00\x03\x58\x00\x01\x00\x00\x00\x01\x00\x06\xd7\xff\
-\x00\x00\x06\xce\x00\x01\x00\x00\x00\x01\x00\x07\xc4\x64\
+\x00\x00\x06\x00\x00\x01\x00\x00\x00\x01\x00\x07\x90\x93\
+\x00\x00\x06\xfa\x00\x01\x00\x00\x00\x01\x00\x07\xcf\x8e\
 \x00\x00\x04\x3e\x00\x01\x00\x00\x00\x01\x00\x07\x13\x61\
 \x00\x00\x03\x0e\x00\x01\x00\x00\x00\x01\x00\x06\xc5\xe9\
 \x00\x00\x03\x38\x00\x01\x00\x00\x00\x01\x00\x06\xcf\x91\
@@ -33039,12 +33226,12 @@ qt_resource_struct = "\
 \x00\x00\x04\xce\x00\x00\x00\x00\x00\x01\x00\x07\x39\x8b\
 \x00\x00\x05\xd8\x00\x01\x00\x00\x00\x01\x00\x07\x88\x2e\
 \x00\x00\x04\xf8\x00\x01\x00\x00\x00\x01\x00\x07\x4a\x0c\
-\x00\x00\x06\x58\x00\x00\x00\x00\x00\x01\x00\x07\x9f\xad\
+\x00\x00\x06\x84\x00\x00\x00\x00\x00\x01\x00\x07\xaa\xd7\
 \x00\x00\x04\x86\x00\x01\x00\x00\x00\x01\x00\x07\x22\xa7\
-\x00\x00\x06\xa2\x00\x01\x00\x00\x00\x01\x00\x07\xbb\xea\
-\x00\x00\x06\x82\x00\x01\x00\x00\x00\x01\x00\x07\xb1\xb0\
+\x00\x00\x06\xce\x00\x01\x00\x00\x00\x01\x00\x07\xc7\x14\
+\x00\x00\x06\xae\x00\x01\x00\x00\x00\x01\x00\x07\xbc\xda\
 \x00\x00\x05\x5a\x00\x01\x00\x00\x00\x01\x00\x07\x6d\x58\
-\x00\x00\x07\x24\x00\x00\x00\x00\x00\x01\x00\x07\xdd\xc8\
+\x00\x00\x07\x50\x00\x00\x00\x00\x00\x01\x00\x07\xe8\xf2\
 \x00\x00\x03\xac\x00\x00\x00\x00\x00\x01\x00\x06\xe9\x3a\
 \x00\x00\x04\xb0\x00\x00\x00\x00\x00\x01\x00\x07\x2a\x8f\
 \x00\x00\x02\xda\x00\x01\x00\x00\x00\x01\x00\x06\xbe\x99\
diff --git a/src/Mod/Arch/InitGui.py b/src/Mod/Arch/InitGui.py
index 947da7843..bcfb99adc 100644
--- a/src/Mod/Arch/InitGui.py
+++ b/src/Mod/Arch/InitGui.py
@@ -74,7 +74,7 @@ class ArchWorkbench(Workbench):
                      "Arch_SectionPlane","Arch_Add","Arch_Remove"]
         self.meshtools = ["Arch_SplitMesh","Arch_MeshToShape",
                      "Arch_SelectNonSolidMeshes","Arch_RemoveShape",
-                     "Arch_CloseHoles"]
+                     "Arch_CloseHoles","Arch_MergeWalls"]
         self.calctools = ["Arch_Check"]
 
         # draft tools
diff --git a/src/Mod/Arch/Resources/Arch.qrc b/src/Mod/Arch/Resources/Arch.qrc
index b332026e8..452ecf5b5 100644
--- a/src/Mod/Arch/Resources/Arch.qrc
+++ b/src/Mod/Arch/Resources/Arch.qrc
@@ -29,6 +29,7 @@
         <file>icons/Arch_CloseHoles.svg</file>
         <file>icons/Arch_Check.svg</file>
         <file>icons/Arch_SelectNonManifold.svg</file>
+        <file>icons/Arch_MergeWalls.svg</file>
         <file>ui/archprefs-base.ui</file>
         <file>translations/Arch_af.qm</file>
         <file>translations/Arch_de.qm</file>
diff --git a/src/Mod/Arch/Resources/icons/Arch_MergeWalls.svg b/src/Mod/Arch/Resources/icons/Arch_MergeWalls.svg
new file mode 100644
index 000000000..d96db03ba
--- /dev/null
+++ b/src/Mod/Arch/Resources/icons/Arch_MergeWalls.svg
@@ -0,0 +1,422 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="64px"
+   height="64px"
+   id="svg2816"
+   version="1.1"
+   inkscape:version="0.48.3.1 r9886"
+   sodipodi:docname="Arch_MergeWalls.svg">
+  <defs
+     id="defs2818">
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