longbrro
Aquarium Advice Regular
hello there.....wht is your opinion about external filter ???.....is it better than the internal one ??.....should i put stones and sponge to it to make the good bacteria came to life ??......and what is your opinion about buying some good bacteria from the market ...is it good and works for my tank or is it just a brand to get money from ??.........does the good bacteria helps remove ammonia ??....and does the external filter better to reduce ammonia from the water and wht filter power should i get to my 180 liter tank ?