external filter

So I've just got an allpondsoloutions ef1000 external filter 1000 litre(250gal)/hr, the filter seems to be outputting water but the pipe for in flow doesn't look like it has anything in it, I've tried turning off and setting up and priming the filter a few times but nothing seems to help is that...

I thought i would do a build thread on my 130l juwel tank, to show there are many ways to keep coral. Buts its all about stability. I got my tank from a close friend of mine for free. When it was first set up at mine and my wifes place it looked like this 5 years ago. After waiting 6 months we...