diff --git a/pool.md b/pool.md
index f3dae13..9982be1 100644
--- a/pool.md
+++ b/pool.md
@@ -1,8 +1,9 @@
 ---
 created: 2025-06-28T14:27:34-06:00
-modified: 2025-06-28T14:27:55-06:00
+modified: 2025-06-28T14:29:25-06:00
 ---
 
 # pool
 
-* https://youtu.be/4gmdtYiSq9g?si=aD4ZbZJyZU8ngQHE
+* valve upgrade, pvc
+  * https://youtu.be/4gmdtYiSq9g?si=aD4ZbZJyZU8ngQHE