Help on zoa's not opening

[darkreef]

phoso 1-2 between
calcium :560
Hardness : 17.5
Nitrate : 0
PH: 8.2

this is weird because i buy all pre mixed water and use ro water only :S

[Phil]

Originally Posted by darkreef

phoso 1-2 between
calcium :560
Hardness : 17.5
Nitrate : 0
PH: 8.2

this is weird because i buy all pre mixed water and use ro water only :S

Your cal is way hi and alk should be 7-8 dkh or 2.5-2.9 meq/l so that's way hi too. Your phos can come from useing rock that was saturated with dead stuff.