Hello, I gonna be building a refuge and a sump... I was just wondering in which order to do it all??? I'm gonna have a protein skimmer, phosphate reactor, 3 filter media areas(reborn, denitrite, and chemi-pure) along with a refuge... I will have a heater and ph tester mounted in it to.. where, not sure, any advise??? I have a 240 gallon saltwater tank and i read the bigger the better for a sump... sump size will be 72 long 18 high 18 wide... In which order do i put these items???? if someone could help me with this it would be greatly appreciated... Thanks in Advance....