Northern Wisconsin – NWRS Frag Swap 2009

Wasn’t sure where to post this, but here goes!! Join the Northern Wisconsin Reef Society Saturday, June 13th for a FRAG SWAP! Bring your frags, swap away and spend the afternoon with a bunch of reef crazy northerners like yourself! We hope you can join us! We look forward to seeing all of our old...

Closed loop or powerheads?

I have been looking over forums for days trying to decide which to go with. I am concerned more with long term operating costs, and the most productive. This is for a prop system. Right now it will consist of 2 50 gallon rubbermaid stock tanks and a 100g sump. It seems like powerheads (tunze 6025s?) would...