Who is using Giesemann T5 bulbs?

[Monroereef]

What combination are you using? Thinking of giving them a try on my frag tank.

 

[Mr_Banana_Pants]

What combination are you using? Thinking of giving them a try on my frag tank.

I'm curious of the same, adding 4 T5 bulbs to my frag as well soon.

 

[saltyfilmfolks]

This guy does.
http://www.reefedition.com/reef-spotlight-202-diesel-tank/
https://www.reef2reef.com/threads/december-2015-reef-spotlight.225356/