hello guys finally got some progress but still need completion , first i want to say hello to every one on the site have seen alot of cool setups on the tube and finally said to my self " that it i have to join the site" lol, I currently 55 fw up and running with my arrow and 2 shovel nose cats sum big silver dollars ,fw spawn ,pelco ,i want more so its about that time to dp the switch ,i have a 220 tank set up that used to be salt water i got on a deal with 75 gallon sump 2 pumps,skimmer,and a few other stuff ,iv read that u could make this set up work for fw and will be actually great in clarity and keeping the water fresh , but still dont know how to build the sump correctly for fw ,any suggestion or ideas will be great