diff --git a/pages/11.ro-system/docs.md b/pages/11.ro-system/docs.md
index aa56bb2..20f5358 100644
--- a/pages/11.ro-system/docs.md
+++ b/pages/11.ro-system/docs.md
@@ -18,7 +18,7 @@ title: 'RO System'
 13. Output at 30-40 PSI as set in the Pressure Tank
 
 TDS Adjuster will make sure that we have TDS in range that we want. It can be adjusted according to our need.
-
+Chandigarh is making nice hard ice.  We should check the TDS there and make sure that the water we use has the same TDS.
 150 GPD Membrane (AXEON Maybe) Check initial TDS
 [AXEON HIGH REJECTION (HR) 150 GPD MEMBRANE + LEFOO 100 GPD @ 3000+ TDS LIVE TEST](https://www.youtube.com/watch?v=-kc6B9lx7M4)
 1600 mlm flow restrictor (restrictor mlm * .38 / 4 = Membrane GPD)