Well last night I got home and everyone was still swimming which is good, I checked the filter and the pump had somehow may be knowcked the control down to minimum so I turned the pump up and there was a blockage near the vent on the pump so now I have sorted that out it looked much clearer this morning.
I am going to stop using Ammo lock because I can;t get a true reading till I stop using it so I will do another water test tonight and keep you posted, thanks for your suggestions and help so far
I am going to stop using Ammo lock because I can;t get a true reading till I stop using it so I will do another water test tonight and keep you posted, thanks for your suggestions and help so far