Chlorine question

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jeep07

Jack Dempsey
MFK Member
Sep 16, 2010
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Yo. My question is due to evaportation, when im putting in more water, should I de-chlorinate it. Im talking like 5% of my tanks capacity. I just dont know how much chlorine is needed to kill bb. Thanks guys.
 
Hello...

If you are putting water straight from your tap to your tank, you are adding Chlorine (if you're on a municiple system that is). Adding a few drops of a dechlorinator (read Prime) to the replacement water before pouring it into your tank is pretty damn cheap insurance.

I don't worry too much if I get a little bit of evaporation. I wait until the week-end and do a 25% water change. I top off the tank when I fill it and I add Prime at that time.

Good luck...
 
Just refill them together with your weekly water changes, and add a dechlorinator
 
you can safely add water straight from the tap as long as you keep it at low levels like you are already. like you said about 5%, my father bred discus and angelfish for years and always topped his sump tanks off with water straight from the line for the wash machine. as long as your arent adding big quantities of water you wont harm any of the fish or bacteria.
 
When i clean my tank or do a water change I put the conditoner directly in the tank then fill it up.
 
CLDarnell;4706303; said:
Hello...

If you are putting water straight from your tap to your tank, you are adding Chlorine (if you're on a municiple system that is). Adding a few drops of a dechlorinator (read Prime) to the replacement water before pouring it into your tank is pretty damn cheap insurance.

I don't worry too much if I get a little bit of evaporation. I wait until the week-end and do a 25% water change. I top off the tank when I fill it and I add Prime at that time.

Good luck...

:werd:
 
I have an open top on my 120 gal. and add a gal. every morning. probably would'nt hurt to just add the water but I add a few drops of prime to the jug before I pour it in.
 
I would be more concerned if your tap water has chloramine in it, if it does (most municipal water supplies have this) then you would want to add the prime for this reason.
 
i wouldent worry with chlorine unless you have a small tank or are doing a 40% or larger water change if it safe to drink its most likely safe for your fish to live in. chlorine evaporates much faster then water and if you let water sit in an open container for 24 houers your almost illiminating all of it
 
EvilKid;4707645; said:
chlorine evaporates much faster then water and if you let water sit in an open container for 24 houers your almost illiminating all of it
Again, this does not apply to chloramine, which is what most municipalities use. Chloramine persists in water even after allowed to "age."

Before you add straight tap water to your tank, you need to find out if chloramine is being used. Chlorine competes with oxygen in the gills and that's why it is so harmful to fish, not just because they are swimming in it.
 
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