Help on zoa's not opening

[darkreef]

oh? so i should probabley use the rock as a sand island? well im upgrading my lighting system as soon as i find a controller .

[reef_rookie]

I had problems with zoos. and it was aways the red ones. Now I dose with ecosystems "reef solution". Now when the problem starts I put a cap full in, and they start oping up again right. Hour or so, depending on how bad they are.
I you decide to try it I hope it works