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post #5 of (permalink) Old 10-11-2011, 07:52 PM
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Join Date: Jul 2011
Location: Fort Myers, Floriduh
Posts: 1,185
Originally Posted by Hoppy View Post
About the only fix available to you is using window screen, fiberglass insect screen from Home Depot, between the light and the tank. Each layer reduces the light intensity by about 40%, so one layer leaves you with 60%, two layers leaves you with 36%, 3 layers leaves you with 22%, etc. If that light has even moderately good reflectors you will need 3 layers of screen to drop the intensity to a good level.
This is a great tip!

I even have duckweed in my water bong!
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