diff --git a/apps/opencs/model/world/idcollection.hpp b/apps/opencs/model/world/idcollection.hpp
index be7891bd2..e4bb31dbe 100644
--- a/apps/opencs/model/world/idcollection.hpp
+++ b/apps/opencs/model/world/idcollection.hpp
@@ -265,6 +265,7 @@ namespace CSMWorld
     {
         ESXRecordT record;
         record.mId = id;
+        record.blank();
         add (record);
     }
 }
diff --git a/components/esm/loadglob.cpp b/components/esm/loadglob.cpp
index 0335da0df..ceaa86948 100644
--- a/components/esm/loadglob.cpp
+++ b/components/esm/loadglob.cpp
@@ -44,6 +44,12 @@ void Global::save(ESMWriter &esm)
     esm.writeHNT("FLTV", mValue);
 }
 
+    void Global::blank()
+    {
+        mValue = 0;
+        mType = VT_Float;
+    }
+
     bool operator== (const Global& left, const Global& right)
     {
         return left.mId==right.mId && left.mValue==right.mValue && left.mType==right.mType;
diff --git a/components/esm/loadglob.hpp b/components/esm/loadglob.hpp
index 5c5dafaec..6111648a6 100644
--- a/components/esm/loadglob.hpp
+++ b/components/esm/loadglob.hpp
@@ -23,6 +23,9 @@ struct Global
 
     void load(ESMReader &esm);
     void save(ESMWriter &esm);
+
+    void blank();
+    ///< Set record to default state (does not touch the ID).
 };
 
 bool operator== (const Global& left, const Global& right);