Could I Use.....

[Matthew Lee Newell]

a biolux tube on the same ballast as a sunlight tube?
just wanted to no if the biolux would still show the reds and blues in my fish and the sunlight bulb wouldnt over ride it completley

both 25w each

 

[loraxchick]

ask the planted or hardware section.

 

[OldMan47]

If the wattage matches and the pins on the end are spaced the same, you can use almost any bulb in any fixture. The ballast is matched to the wattage, so keeping that the same is important, and of course you want the power to flow so the pins must match.