has anyone have problem with

[jasonperez]

this bulb from air water and ice co. are the 14k's blue or are they more yellow they seem to be very cheep in price? im just looking to get new 14k's! what's the best bulb to get for a pfo ballest i have 10k's hamlton now and i had 14k before just looking for the best for growth and coloring up corals