How to upgrade the filter box smoothly

　　

How to upgrade the filter box smoothly

As the title says, diys filter box has a smooth transition today. I think of some old filter media, added filter media, gas head, nitrifying bacteria and so on. In order not to affect the fish, I always feel that I havent expectedlocal.

　　Qi Haidong Say: Now big salt bubble tank.Soak it for a week.Then put the old filter directly inside.This filtering is good.White cotton + biochemical cotton for separation.The first bunker cotton, the second bunker house, the third bunker put some oyster shells or something.
Yuyou yyf carp Say: The glue has dried
Yuyou plh0827 Say: The function of filtration is the water quality, so it is good to ensure the water quality. It is recommended to put salt in the fish tank to increase the osmotic pressure to ensure the stability of the water quality
Qi Haidong Say: Dont forget to install a regulating valve when you launch.

　　There is also a dry and wet separation that does not seem to prevent overflow holes when plugging cotton.
Yuyouzhujisf Say:
I think the one on the right should be the overflow area Qi Haidong

　　Dont forget to install a regulating valve when you launch.

　　There is also a dry and wet separation that does not seem to prevent overflow holes when plugging cotton. .
Yuyouzhujisf Say: They are all veterans, so just open the cylinder as before
Aquarium fish Say: Come learn!
Fish Friends Koi Gang Say: Learn to learn

Yuyou Mugu Morning Clock Say: It is recommended to use it under a large salt bubble, which can be used to remove harmful substances.
Which fish do Indonesian Tiger fish fry with?"
Can tiger fish be mixed with goldfish?&
Lucky fish and indonesian tigers polyculture(
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Starfish Arowana polyculture~
Can six fish be mixed with tiger fish?
Polyculture of tiger fish and butterfly koi)
It"s done, river tiger fish and koi/

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