hi, thanks for all your help, i have a test kit that does ammon,nitrat,ph,cjlorine,oxygen and they have all passed the test. i have managed to get hold of a local expert who is coming over mon morning to tell me where i am going wrong and how to sort it out..will keep you all posted so we know where the problem lies.
Posted on Nov 19, 2006, 10:21 AM from IP address 82.32.66.154