Re: Light bulb flicker when turning on after long time off.
Actually F40T12's are around 2800-2900 lm... so LEDs are a bit more efficient than previously mentioned. F32T8's that are about the same brightness as F40T12's are closer to LED efficacy.
Actually F40T12's are around 2800-2900 lm... so LEDs are a bit more efficient than previously mentioned. F32T8's that are about the same brightness as F40T12's are closer to LED efficacy.
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