could me a bunch of different things, wiring, quality of the connections, reflectors, bulbs aging, balast differences, even down to the design of the tank and what is under the bulb causing different reflections.
Steve
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 *everything said above is just my opinion, and may or may not reflect the views of this BBS, its Operators, and its Members. If cornered on any “opinion” I post I will totally deny having ever said this in a Court of Law…Unless I am the right one*
Some strive to be perfect.... I just strive.
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