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1) Yes and one of these : http://premiumaquatics.com/aquatic-supplies/AI-CL1002.html
2) Did you ever take apart the old one to find out if there was any sand in the wetside?
It looks like there was some tissue loss but if it hasn't gotten any worse, there is a chance it might make it. I found that my birdsnest does not like the intense lighting from the LEDs try moving the frag down a little.
Replacing the stock pump is the second thing most people do to cubes. First modification being removing the bio balls.
I recommend a maxi-jet 900. There is only a 60 gph difference between the 900 and the 1200 but the 900 is half the watts. There is usually an issue with heat in the cubes...
Where are you located?
I have a 36" 6x39W Current fixture sitting with all new ATI bulbs I was going to use on my 65 but I picked up a MH & T-5 fixture I'm going to use instead.
If I can get a new switch for the NEP (should know by tomorrow) your welcome to borrow it until your situation...
From a manufacturing stand point, the cost of magnets has gone WAY up, much like the cost of everything since 2008. You can thank China and all the hybrids that are driving around for the higher cost of magnets.
That's a shame about your tank. Your tank was one of the many great looking 40B tanks on N-R and one of the reasons I wanted to get a 40B.
Good luck with the rebuild! I'll be following along. :)
If you are using tap water, I agree with Trivan, limit water changes until you get a RO/DI. Using tap water for water changes when you have an algae problem is like putting out a fire with gasoline. Reduce feeding to every other day and keep your filter media clean (pads, socks, sponges). The HA...