Radion LED Need a little help

[shiftline]

I have mine at 45% and it's 13". Yours is 20" so I would day 65% as a random guess. Orbit marine are pretty week so make sure to acclimate them over a few weeks to ease them into brighter light

[tparsons]

A few other options can be found here too;
http://www.advancedaquarist.com/blog...al-lab-project

[Craigdillman]

Originally Posted by tparsons

A few other options can be found here too;
http://www.advancedaquarist.com/blog...al-lab-project

That study was amazing good read

[sonia]

I gave up on leds and went back to T5. They were too complicated ; (

[Duckhams]

I did some PAR testing last week and posted the readings on my build thread if it helps. Link below in my sig.