Z zulreef Well-known member Joined Dec 13, 2004 Messages 161 Location Richland,WA Mar 23, 2005 #1 The MH lights go off at night and the blue lights turn on for about 2 hours. Does the blue light harm the acropora? Zul
The MH lights go off at night and the blue lights turn on for about 2 hours. Does the blue light harm the acropora? Zul
A Anthony Calfo Well-known member Joined Feb 19, 2004 Messages 1,183 Location Pennsylvania Mar 24, 2005 #2 not at all... on the contrary, it is a stimulating form of radiation.