Patreon: https://www.patreon.com/danielhiteshew Aquatic Plants for sale: danielhiteshew@gmail.com Here’s part two of this two part series on aquarium filtration, and whether or not you can have too much. Today’s video focuses on the nitrogen cycle and biological filtration. Biofiltration Biofilter source Everyday Fishkeeping More
Good 👍💪
This invention is quite impressive, it's awesome you could pull it off.
Отлично!
Супер!!!!
very interesting project
Станислав, ты умничка. Успехов тебе во всех начинаниях 👍
👍