10k

just looking to see if there is such a thing, i know they are usually MH, but i want additional lighting or a replacement bulb for my main display. also do actinic(blue) LEDS at 403n produce a 20k spectrum? can i just add more leds? i have now 3 sets of leds and 1 t5 twin bulb 10k, and 1 10k...

looking to add another pc bulb to my 29biocube stock come with 10k actinic question is should I add more actinic or more 10k or combo actinic/10k bulb. hoping to keep SPS...other corals

I goofed! I could have sworn i had a 10k go out in my 4x t5ho fixture so i bought(ordered online) one and well turns out a actinic was the one out - so now i have 3 10k's and 1 actinic what will be the effects from this? good or bad? 5 or 6 softie frags re-order an actinic and keep...

I am now on my second set of 175W Metal Halide light Bulbs from LSE Inc on e-bay. I did my reasearch on the cheaper bulb companies and herd many good things about LSE Inc. I went with the 10k first, looked good, much brighter than the ones I had in there previously and the corals went through a...

So my 29 gallon biocube stock lighting fixture went out for the third and final time. It has been running for more than a year, and I don't want to pay for a re-service that will only 'delay' this from happening again. I am looking for similar setup, only that it has to be 18"-20". I also would...

Hi guys, So the tank is settling in well, and I was trying to be patient, but the bulbs I got really aren't what I was hoping for. The tank came with 20K radiums, which are too blue for my tastes and the tank isn't very bright. There are 3 400W ballasts, but I generally only run two of them...