A anon12 Active Member Oct 30, 2008 #1 I have a standard sunlight supply 400w HPS with the ballast built into the hood. Does anyone know if this can be modified to be used in a cool tube, or will I have to buy a new light?
I have a standard sunlight supply 400w HPS with the ballast built into the hood. Does anyone know if this can be modified to be used in a cool tube, or will I have to buy a new light?
