Rochester Minnesota Marine Aquarium Club (RMMAC)
I currently run a 4 bulb VHO (720 watt) 6' system with 2 12K and 2 20K 420NM bulbs.
It is time for a bulb change and I am reconsidering my choice in lighting. Where can you find the PAR ratings of products? OOOps I have a 24 x 30 x 72 tank (AGA 210) What am I currently running at? What is a 4...