im going to be looking for help and suggestions from you guys on designing my sump and using up the space i have down there as best as possible plus im looking for suggestions for lighting,also on other things i should add like reactors.i want to have a large refuge plus ill be having a frag tank also.im going to be keeping my skimmer a vertex in-sump 180 and my mag 12 the rest is from scratch so all or any suggestions are greatly appreciated

thanks