Der Trommelfilter - Die Biokammer I Deutsch I HD

[@mohammedshosharyshoshary851]

Good morning, sir, I'm from Jordan and I saw your beautiful channel. Can you explain to me how to make a mechanical in English and biological filter and all the thanks and respect for your wonderful person?

[@williherberich5483]

Hallo, welche Größe hat das hel-x? Wieviel Liter brauch ich für 10 m2? Vielen Dank