Will have to pick my copy of pfk up from work had the last 2wks off so not got new edition yet, got pump(koralia4) on order off tinternet £50quid thought that was quite good best price locally is £74.99, still not worked out what im putting in there yet might try combining my 2 passions catfish and ...

Thanks for the reply guys think im going to give the 4,600lph hydor koralia a go and see how that goes, that will give me a turn over of x20 tank volume a hour coupled with the 1200lph ext filter that will be running on the tank think that should be enough (fingers crossed) will keep everyone posted ...

Hi there,im in the middle of planning out a rio orinoco biotope tank messuring 100x50x40 (not quite sure whats going in there at the moment) and all the research i have done points to the fact that i should have a strong flow of water in the tank, my question is just how many lph am i looking at to ...