diff --git a/Valve-and-Flow-Screen.md b/Valve-and-Flow-Screen.md
index 43f2678..c558f7d 100644
--- a/Valve-and-Flow-Screen.md
+++ b/Valve-and-Flow-Screen.md
@@ -13,6 +13,10 @@
 * LOW FILL (yellow) → fill percent < 20%
 * FULL (green) → fill percent >= 99%
 
+## Coolant Valves
+
+## Coolant Pipes
+
 ## Waste Processing
 
 ### Supercritical Phase Shifter