i dont eat fish
Member
<a href=showthread.php?s=&postid=9633879#post9633879 target=_blank>Originally posted</a> by 72884
How old where your PC before you replaced them with T5 HO?
I replaced my bulbs every 6-9 months... 6 for actinic, 9 for 10000k.
And you cannot get parabolic reflectors for pc bulbs, as was stated above by pjf. It's not possible because of the bulb shape. The bulb itself blocks half of it's light.