Steo the great
Aquarium Advice Freak
Should I ever change my filter.
I have 2 powerhead on top of 2 carbon sponge filter on each side( 4 in total)
Would changing these mess up my bateria.
Thanks
I have 2 powerhead on top of 2 carbon sponge filter on each side( 4 in total)
Would changing these mess up my bateria.
Thanks