How long do you run your lights?

[Goodwood]

4 hours 8X54 T-5s....plenty of light

 

[surfjeepzx]

2 x 400 20k radiums @ 5 hrs each staggered. 10am - 3pm <<>> 1pm - 6pm. URI VHO 11 hrs 8am - 7pm. 1 center 250 10k ushio 8:30 am - 10am

 

[iamwrasseman]

i have cut all mine back from 11 total with the first and last two being actinics to 8 total and the same 2 begining and end and really havent seen any difference at all in my corals .some are MH with actinics and the other are 4 bulb ,2 14k and 2 actinic 54 watters .

 

[M King]

I have been running 2hr actinics 3hr MH 2hr actinics
3.5hr MH 2hr actinics. It is working good.

 

[offroadodge]

VHO SprActinics on at 12:00, T5's on at 12:10, 2-400wMH's on at 12:30 then start turning off at 9:30 pm/ MH 1st/T5's 2nd/ VHO last. kinda like the sun is going down and coming up.