by useing watter thats in a filled tub. You will
1 have to worry bout soap residue.
2 clorine residue
3 just nasty residue. Wich all may or may not harm your fish. Somthing to think about.
You can buy a adapter that lets you screw a garden hose to your sink faucet. and use it for filling the tank.
Hello; I would have the same concerns about using water from a bathtub.