Rob
12-06-2006, 08:22 PM
Rob presents a discussion of metal halide lighting - what it is and how it works.
More... (http://www.reefkeeping.com/issues/2006-12/podcast/MOV.php)
More... (http://www.reefkeeping.com/issues/2006-12/podcast/MOV.php)
View Full Version : TalkingReef: Lighting Basics