hmmmmm...... i have had them on there for about 4 mons. now and no problems yet!!! they are only for 3 hrs a night from 6p.m. to 9p.m. then the LED's are on from 9p.m. till the wee hours of the mornin. i will def. keep an eye on the algae issue though. thank uis that an actinic bulb???? if so be careful, i have heard of people having algae issues.
otherwise GREAT setup!!!!!!