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View Full Version : Need Help with new bulbs


mehaffydr
11/02/2009, 04:59 PM
I have two Outer Orbit 36" fixtures that have 2-250 watt MH that I have replaced with 14000 k bulbs but still need to replace the t-5 bulbs. Stock it came with.

2-39watt Actinic 460nm
2-39watt Actinic 420nm

Should I replace with the same or would there be a better choice?

I am using two of these fixtures on a custom 225 Gal tank that mesures 60" x 36" by 24" deep.
I have a mix of softies SPS LPS RBTA and fish.
Thanks for any advice.

OrrG
11/02/2009, 08:59 PM
Replace both of them with 3 ATI Blue Plus and 1 KZ Figi Purple. You will get a ton more par than those stock actinics plus you will still get a nice dawn/dusk effect. I used the exact same combo in my old Orbit with 14k Phoenix halides and loved the look.

grigsy
11/03/2009, 10:33 PM
Yeah, go with the ATI blue.

The Outer Orbit is a nice fixture but the stock bulbs are not so hot. You will do better with ATI.

tkeracer619
11/03/2009, 11:13 PM
Replace both of them with 3 ATI Blue Plus and 1 KZ Figi Purple. You will get a ton more par than those stock actinics plus you will still get a nice dawn/dusk effect. I used the exact same combo in my old Orbit with 14k Phoenix halides and loved the look.

I would do the same thing but get 2 of each.