Hi!
I have a Coralife Aqualight 48" deluxe 4x65w 6700K fixture on my 55 gallon FW tank.
As of yesterday, 3 of the 4 bulbs wouldn't light up.
I took the "known good" bulb and tried it in each of the sockets and it works fine.
Does this mean that the other 3 bulbs are no good, or could there be a...