Folks, if you've recently upgraded or renewed your annual club membership but it's still not active, please reach out to the BOD or a moderator. The PayPal system has a slight bug which it doesn't allow it to activate the account on it's own.
A friend gave me fifty lenses for my new water cooled LED fixture. They made a big difference and now I don't go blind when I open the front of the tank. They also cut down on the scattered light that was going all over the place as I hate to see the back of the tank. I still need about 20...
Now that my water cooled light works I think I will build another one for my algae scrubber. I think this one will be an air cooled copper one because it will be to small for a water pump. I just need to buy a copper plate about 8" square and I am going to solder fins all over the back and add...
Actually a member is sending me some lenses for this thing. That should double the output and put the light where I want it. I go blind when I open the top of the tank