50% water change

[ammerman19]

yes in drained tank water so you do not kill the benificial bacteria with chlorinated water

 

[guppy breeder]

opps i did it in a mix of tank water and tap water

 

[ewurm]

EEZ GOOOOOD, EEEZ VERY GOOOOOD!

 

[mike dunagan]

they are good, but since my fish are still small I only do 30

 

[rallysman]

test your water and see if it's necessary.

 

[guppy breeder]

well i just got done doing them

 

[LiuHsi]

I do 50% twice a week

 

[guppy breeder]

i need to buy a test kit

 

[toehead11183]

i would do 2-25% WC. smaller WCs more ofter are better

 

[ercnan]

Yep weekly 50's here as well.
Alternate the filters though.
This week, the ac's only, and next week, the cans. only, and so on.