sterilizer flow rate

Thought I was having an algea bloom....but have chaeto in sump. Nitrates are 2.0- 2.5 and phosphates are .08 - .04 consistently. Wondering it this is actually Diatoms, and if so, best way to exterminate. I have been running U.V. for 2 days. Very minimal change. Help!?

I have a Pro Clear 230 I am currently building and in the final steps before cycling. I know a sterilizer is useless during cycling and don’t plan on using one until later on but I wanted to go ahead and do my research and narrow down which one to get. I have been looking at the Aqua UV and the...

Hello, I have a 100 gallon DT, 34 gallon sump.. about 100 gallons total water volume I think. I am running an AquaUltraviolet UV sterilizer, 15 watts. I know, low side. Does anyone know what the GPH should be for parasites? Measuring with a gallon BRS jug, I was at 64gph, and I just raised it...

Hello, I have a Aqua Ultraviolet 57 watt classic sterilizer. I am looking for suggested flow rate. As far as I've seen it requires a minimum flow rate of 1,066 gph for fish parasites and 3,200 for algae control. Are these numbers correct? The most flow that I can generate is around 1,500 gph...