Feb 27, 2016 #21 TheHarold 5000 Club Member View Badges Joined Oct 3, 2015 Messages 5,173 Reaction score 8,516 Rating - 0% 0 0 0 How many watts to kill aptasia with a laser? The typical $3 hardware store one doesn't work :o
Feb 27, 2016 #22 CastAway Prone to wander, never lost. View Badges Excellence Award Reef Squad Emeritus Joined Jun 9, 2013 Messages 4,457 Reaction score 3,108 Location Knoxville TN Rating - 0% 0 0 0 A 1.6 watt will do. Most "burning" lasers you see on line.
