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dodgy67
05/13/2018, 10:50 AM
I am getting a 36W UV filter for my birthday and was wondering are they best run 24/7 or occaisionally

d-man
05/13/2018, 12:15 PM
24/7

slief
05/13/2018, 01:20 PM
24/7

+1

24/7

Turning the UV on and off daily shortens the life of the bulbs and ballasts. Plus, the results are better with the tank in the long and short term running them 24/7.