Where did you get the drums?
Also - it may help to turn all other lights off when you stick a light behind or in it. Mine glows just fine when all lights are out. It is hard to see in daylight with a lot of light but mine are in a small room that I can make very dark if necessary.
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150 gal Custom. Born 5/7/07. 50gal, 29gal, 20gal Sumps. 30gal Frag Tank. ETSS 800 Skimmer, Deltec APF600 Skimmer. PFO Solaris Lighting on Display and Frag Tank
My Tank Thread
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