Hi,
I found this site through a friend :) I'm having trouble with my pebble tec pool. My chemicals were really unbalanced so I drained 3/4 of the pool yesterday and refilled it today. Prior to draining chemicals were:
FC = 0
pH = 8.0
TA = 170
CH = 720
CYA = 100
After refilling:
FC = 0
pH = 7.5...