noob needs ya

i have white spots on my medium rockwool
looks like powder or salt
what should i do
is this that salt leeching?

salt build up
do u use drip?

jgreenbeast said:

salt build up
do u use drip?

Click to expand...

bubblephonic
it came w/ salt solution

yea its salt build up, shouldnt be 2 big of a deal however if ur ppm gom out of wack u should flush real welll bcause the salt will build up and change ur ppm

ok ty alot