im useing vita link an vitalink bio pak. if i just teat my water normally it is ph 7 an 0.6 ec ! im i using 2 much nutes if when ive added it comes 1.7/1.8 .............. is that the cf of 12 ? hmm im really stuck hear. they seem 2 b taking 2 my system tho now as they were clones which i bought