UV sterilizer for 500 gallons

  • We are currently upgrading MFK. thanks! -neo
Thanks for those links, I read through them. Seems that flow rate is the biggest issue, not to exceed the often high claimed figs and slower the better.
 
Most UV manufacturers make exaggerated claims about their UV units, so they don;t really tell you the correct flow rate or what they expect to be treated at their rate of flow,which is derived from knowing your UV size , your specific tank size, pipe diameters and the pathogens you want to zap.
An 'on-off' cycle can be part of the equation for using a UV sterilizer for maximum efficiency. You actually DON'T have to have it on 24/7, 3 times per day with correct installations, long enough for the required # of turnover is sufficient , which also extends bulb life and reduces power costs, tho it is OK, and perhaps simpler to have it on 24/7 this can be less effective.
here's another link derived partly from the book I mentioned
http://www.aquariumadvice.com/articles/articles/44/1/Introduction-to-UV-sterilizers/Page1.html

if you dont need to have them turned on 24/7 why do ALL makers tell you to change the tube after 6 months its not any other reason but the tube is no longer letting out the UV light its not that the light is not lighting up its because thats the amount of time a tube can submit UV light

my unit has a reminder to change the tube every 6 months of constant use not 6 months of on off on off if you go to a sunbed shop that uses uv lights that go on off on off and ask them how often they change the tubes its much more often than 6 months because the on off on off damages the eliment

also if they were ment to be turned on off on off then why dont they come with a built in timer or how would you know when the 6 months is up

if you also turn the uv on when you see green water or parasites then its to late at that point a uv is ment to minimix the chance of paratites in the free swiming which i cant see if you you have very good eyes

im fairly sure i said its all about flow rate in one of my 1st post but hey now 4 pages later if mr w says or posts links he must be right

i will say it again find out the flow rate of a unit then you CAN run mulit units back to back and cut the hose tails in the bank to the biggest size they can take this will give you max flow it the bank and the flow will be mainly ristricted by the in and out pipe size and head height

maybe if it was someone else saying this people word listern

what a waste of 5 pages
 
did you even bother to read any of the links T1?

no? thought not!

you too often seem more concerned with having an argument than you do with being correct in your facts.
In this case you are not arguing with me, but against basic physics. I am just telling you what the physics says, you are just spouting your ill-informed opinion without any supporting data. why is this not a surprise?
 
did you even bother to read any of the links T1?

no? thought not!

you too often seem more concerned with having an argument than you do with being correct in your facts.
In this case you are not arguing with me, but against basic physics. I am just telling you what the physics says, you are just spouting your ill-informed opinion without any supporting data. why is this not a surprise?
OHHHHH SaaaaaaNaaaaaap!!!:popcorn::popcorn::popcorn:
 
if you had read as much about my problem with gill worm as you say you would have found gill worm is something that hides in rays and comes out in times of stress after living in one tank all the p14 lives i think a move to a new tank was plenty to stress them dont you

as if you read as much about me as you say you would see it was only the p14 that were afected no other fish and that was well ove 15 months ago so for you to remember that i happy to see you read all of my theads and have learned something from them ;)

no, certainly not, unfortunately learn nothing of what you write in addition to all your funny posts I'm doing with rays very long time and seen lot in place of your forums. just telling or asking your own word :popcorn:
 
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