diff --git a/valve.html b/valve.html
index ebcf610..4ec7388 100644
--- a/valve.html
+++ b/valve.html
@@ -29,6 +29,10 @@
       //physicalAspect
       positionVsParent: { value: "" },
       positionIcon: { value: "" },
+      hasDistance: { value: false },
+      distance: { value: 0 },
+      distanceUnit: { value: "m" },
+      distanceDescription: { value: "" }
 
     },