12-29-2010, 08:16 PM
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Member
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Join Date: Mar 2008
Location: Calgary, AB
Posts: 1,863
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Quote:
Originally Posted by Lampshade
I agree most are different, i had a 175W 10K on my last tank that must have been 12K or above. I've been using 250W XM 10K's with a PFO ballast on my new tank, and they are bright white, Don't look yellow at all to me, white, but not yellow. For the record my room is painted yellow, so probably would offset any "yellow" look that comes from the bulbs. It's like painting, same color in 2 differnet rooms looks night and day different.
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Great info... No LFS have any bulbs, but did find 2 XM 250W 10k's, and for a good price so I got them. They will have to burn in, but when googling most are stating what you said... They are very white, so I am giving them a try, if no good then back to the Ushio's and I will have to order them.
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Setup: 180G DT, 105G Refuge (approx. 300lbs LR, 150lbs Aragonite)
Hardware: Super Reef Octopus SSS-3000, Tunze ATO, Mag 18 return, 2x MP40W, 2X Koralia 4's Wavemaker
Lighting: 5ft Hamilton Belize Sun (2x250W MH, 2X80W T5HO)
Type of Aquarium: mixed reef (SPS & LPS) with fish
Dosing: Mg, Ca, Alk
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