radium

I wanted to post the update I posted to my build thread here so others looking at lighting could have some feedback on the new Giesemann Fixtures that just arrived to BRS. I ended up making a major change to the lighting of the tank and my initial thoughts are very positive. So let's talk...

I have two new Radium Metal Halides Bulb 250w for sale they are new, package is a little bit bad as they were in a storage box

I have two 250W Radium MH bulbs and two 400W Radium MH bulbs for sale. All are new in the original sleeve and never lighted by me. My ballasts would not light them, hence this sale! I have now switched to LEDs (sigh). All are 20000K color temperature ("Blue"). $150 + $20 shipping each. I...

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!SOLD! I've got 2 Hamilton Bali and 2 Hamilton Cayman Sun fixtures SOLD. These are in excellent 'like new' condition with hanging kit/wire. If you have not had the experience of seeing that halide 'shimmer' over your aquarium, this is a great chance to try it out. You choose the fixture and...

Hi Guys, Here in Australia we can't get as much, and specialist lighting is hard to come by, which apparently is Metal Halide? :rolleyes: Giesemann are really the only quality option, some unbranded probably chinese globes are also available, but I'd imagine quality control isn't as strict...

I am selling this like new 48" Giesemann spectra MH/T5 fixture. Asking $900 shipped, located in Denver, Colorado if want to pick it up. I also have 2 Hamilton Technology 250W M80 ballast I would also be willing to sell. These ballast are made for Radium bulbs.

I acquired this setup from a tank breakdown and everything works as tested, including fans. Asking $425 shipped to the continental USA. Includes the following: Aquactinics 24" fixture with single metal halide, dual 24w T5 and single moonlight LED. Fixture is power coated white. Aquactinics...

36" Hamilton Cebu Sun 250w MH fixture $350 (price dropped) - Single-end metal halide lamp with an electronic ballast to drive the radium bulb. also has x4 39w T5 lamps. 4 power cords, 1 MH, 2 for T5 (outer, inner) and the fan. Comes with legs for a 36" tank or hooks for hanging. I hung mine and...

Hi guys, anyone is running a 20K programm on Mitras, please? I'd like to set a Radium 20k Bulb Spectrum is it possible? If someone has it, can you share please. Thanks. :)

Selling 3 never used 20k Radium bulbs. 250w single end. $160 takes all 3.

Ironically, I'm sitting at my desk looking at a RedSea 450 I set up a couple of months ago at my office (not the picture before you) and did not manage to get enough good pictures to really consider a build thread. I plan to do better with the 525 XL +25 +25 and am looking forward to hearing...