C Climb16 New member May 23, 2009 #1 Just as the question asks What 250 watt de 20k bulb has the highest PAR value..
P Pohono New member May 24, 2009 #2 Melevsreef.com link. I've ran into other sites similar, but didn't bookmark, and not looking for them right now http://www.cnidarianreef.com/lamps.cfm
Melevsreef.com link. I've ran into other sites similar, but didn't bookmark, and not looking for them right now http://www.cnidarianreef.com/lamps.cfm
yardboy Advanced Bewilderment May 24, 2009 #4 http://www.manhattanreefs.com/lighting2/tabular-colortemp-data.php