bigbadbillybob

<span class="link_user">@Tino14</span>, I had 3 No. 600 watt HPS above 5 plants in there. the lights are worked off dimmable ballasts and work well. they are lumii digita ballasts, hope this helps.

<span class="link_user">@Tino14</span>, What doubts do you have? Maybe I can answer them?