I have 2 250 watt IceCap ballasts. One has a 14k hamilton and the other has a 12K Reeflux. By the way, both bulbs are almost identical to the eye.
I noticed that once in a blue moon my hamilton bulb would flicker (when I say flicker I mean a very fast and subtle flicker, one can only notice when paying close attention) but this would occur for about a minute and disappear for a long while. It actually doesn't happen anymore. On the Reefluc bulb, however, this flicker does not stop.
I sold my T5s and decided to go back to MHs. I didn't want a fixture, so I would need a canopy. I decided to make my own to save some money. Although in the end I probably spent just as much as if I would have had bought a canopy, I feel the project contributed to a skill I would like to further develop, carpentry. Not to mention the sense of accomplishment that you get from completing the project.
While you look at the pictures remember, this is my first ever carpentry project. It's
I recently got a hammer coral frag. It has two heads, and the polyps are always extended. However, I'm noticing the tissue starting to recede at the edges little by little. I've tested water parameters and all seems good, and I'm also doing regular water changes. It's under a 250watt 14K bulb.
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