T5 Supplementation

[Myka]

The tank is 7'?

I would use the 4' T5s...might as well. I would run it like this (* is the bulb, and - is blank area):

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Halide Halide Halide
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[Parker]

Yep, the tank is 7 feet.


Here's a stupid question, can I replace the 48" bulb with a 36" bulb by moving the standoff in a foot? Will this over drive the bulb or damage the ballast?