Jan 14, 2026 #1 jweiner Community Member View Badges R2R App User My Tank Thread Joined Dec 6, 2025 Messages 85 Reaction score 45 Location Milwaukee What state or country do you live in Wisconsin Rating - 0% 0 0 0 Do I leave my UV sterilizer running 24/7, or do I have it run only when the lights are on?
Jan 14, 2026 #2 Kooma Well-Known Member View Badges R2R App User Joined Jan 7, 2025 Messages 886 Reaction score 788 Location Ontario Rating - 0% 0 0 0 24/7 to be effective
Jan 14, 2026 #3 Quietman 2500 Club Member View Badges Hospitality Award My Tank Thread Joined May 14, 2017 Messages 3,537 Reaction score 11,036 Location Indiana - born and bred What state or country do you live in Indiana Rating - 0% 0 0 0 You can turn it off for short periods of time if you're dosing live phyto (30-60 min) with no impact to anything you're using UV to manage.
You can turn it off for short periods of time if you're dosing live phyto (30-60 min) with no impact to anything you're using UV to manage.