Please I need some help with a wet/dry system
Hello all, I bought a used aquarium it came with a system i am not familar with and the seller could'nt tell me anything about it? it is a wet/ dry pro 150 with per filter by i can not figure out how it works i have looked at the videos on you tube i understand the concept but maybe there is a part missing? i will add some pics here. also if you know where i can find more video's let me know.