I currently have a solarmax ho T5 54x2 setup with a 10000k daylight bulb, an actonic 03 and 8 moonlight leds. I have about 50 lbs of live rock, a purple tip cody and about 8 fish. The guy at my lfs told me I should replace one of the bulbs with a Zoo Med 10000k ocean sun bulb to hepl produce...

Hi I am going to start some corals and anemones was wondering what kind of lighting would be best and does wattage matter or does it just need to be 10000k to grow coral?

I want to buy a light fixture off of ebay and it has a 50/50 mix of 10000K bulb and actinic lighting. I was wondering if actinic lighting is even beneficial for the growth of corals and invertebrates. I thought it was for looks or does it benefit the growth of coraline algae.

Eventhough you may have metal halides HID lamps, 20000K does not provide enough PAR for the clams! Even if you put clams near the surface of your tank! Crocea and Maxima are grow in shallow waters! Here's my experience. I had 7 croceas and 4 maximas in my 8ft tank for two and a half...

These include 2 new style IceCap ballasts, 2 PFO pendants, and 2 10000K IceCap bulbs. All works perfectly, and is about 1 year old, except for bulbs which is about 6 months old. $350. This is a single ended MH sytem.

What is the difference between a power compact bulb listed as 10,000k and a metal halide bulb listed at 10,000k. Is it just water penetration or is there more to it?