cyano

what say you? do you siphon the sand bed during water changes or no?

Let me first start off by saying I have no living corals anymore. I had a bit of a temperature issue which has been resolved but I am also wondering since I had some issues keeping sps alive prior to the temp issue if my lights had something to do with it. I currently have no hair algae and tank parameters are within range.

Anyway on to the reason for my topic. My wife has given me permission to purchase 2 ecotech radions XR30w pros. I hate the cost of them of them as we all do but ...