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I was looking for a prebuilt unit. There are many options for this type of tank. But most of the "brighter" ones are 15" wide. These include PC/T5 and MH The ones that will fit within the 12" are only PC or T5 4 bulb units. I am not sure if this would be enough light I was thinking an...

I bought a 250w heater. I didn't pay attention to the length. I was planning on putting this in my 30gal aquarium (sump) for 120gal This thing is too long to put in the refug section, I am afraid it will stick out of the water. I was trying to avoid putting anything extra in the 120gal tank...

I plan on building my own hood and lighting. I have been reading up on it, but am still a bit confused. I have a 120gal tank I am trying to set up. I plan on lots of live rock and would like to try inverts at some time... I see the different light options that people use... Is their a faq or...

I ordered my RO DI unit. I also bought a float valve for auto top offs... I plan on putting in some inline valves on the water line, as I don't trust the float valve. Should I position the vavle to cut the pressure before the RO DI unit? Or should I have the valve after the unit, to keep the...

I will be draining and removing my old 75gal freshwater tank to make room for my new 120gal SW tank. Is it generally ok to use this water in the SW tank? Or should I start with all new water?

I have been reading about setting up the sump tank, but I am still a bit confused. I plan on using a plain glass tank for my sump - no dividers. I suppose I should maintain the water level in the sump to prevent any overflows. If my retun pump fails, I should set my upper syphon level to suck...

I have all this used stuff.. I am trying to figure it out. Large skimmer sits in the bottom tank Large skimmer has 250g/h pump near the bottom The pump has an air inlet for a bubbler This sucks water from sump tank into the skimmer I understand how and why on this set up. I have another 740g/h...

I currently have a 75gal FW and 38gal SW tank All fish, nothing fancy... I picked up a used 120gal tank with 20gal sump tank (plain glass tanks) I have some misc items that came with it, but I need some additional stuff.. I have a skimmer that will sit in the 20gal sump. Neither of the tanks...

I have to figure out the lighting for my new tank... I plan on buiding a wooden hood with internal lights. Do I need to have glass tops? Then the hood?