diff --git a/Orchestrator/Actions/com.virtuallypotato.inputs/getDefaultCustomizationSpec b/Orchestrator/Actions/com.virtuallypotato.inputs/getDefaultCustomizationSpec
new file mode 100644
index 0000000..d5c1c8d
--- /dev/null
+++ b/Orchestrator/Actions/com.virtuallypotato.inputs/getDefaultCustomizationSpec
@@ -0,0 +1,36 @@
+/*  JavaScript: getDefaultCustomizationSpec action
+    Consults a vRO configuration ("CustomizationSpecs") to suggest a default/preferred customization spec based on OS family type and whether the machine will be domain-joined.
+    Inputs: imageName (string), adObject (boolean)
+*/
+if (!(imageName == "" || imageName == null)) {
+    var imageFamily = null;
+    var join = null;
+    var vraToken = System.getModule("com.virtuallypotato.utility").vraLogin();
+    var images = JSON.parse(System.getModule("com.virtuallypotato.utility").vraExecute(vraToken, "GET", "/iaas/api/images", null)).content;
+    System.debug("Images: " + JSON.stringify(images));
+    System.getModule("com.virtuallypotato.utility").vraLogout(vraToken);
+    for each (image in images) {
+        for (var i in image.mapping) {
+            if (i === imageName) {
+                imageFamily = image.mapping[i].osFamily;          
+            }
+        }
+        if (imageFamily != null) { break; };
+    }
+    if (adObject) {
+        join = "domain";
+    } else {
+        join = "workgroup";
+    }
+    var desiredSpec = imageFamily + "-" + join;
+    System.debug("Desired spec: " + desiredSpec);
+    try {
+        var customSpec = System.getModule("com.virtuallypotato.utility").getConfigValue("vPotato", "CustomizationSpecs", desiredSpec);
+        System.debug("Found spec: " + customSpec);
+    } catch (exception) {
+        return "";
+    }
+    return customSpec;
+} else {
+    return "";
+}