I swap mine out every year or so. Never really seen apex show more than +- 1-2 watts and if it was anything more than that I would definitely pull it out for a thorough cleaning and bulb change as well as checking all the wiring/connections.It’s an Aqua UV 57W. They claim 14 months bulb life.
I swap mine out every year or so. Never really seen apex show more than +- 1-2 watts and if it was anything more than that I would definitely pull it out for a thorough cleaning and bulb change as well as checking all the wiring/connections.