Универсальное средство для удаления аммиака CNZ Bio Ball Отзыв

I bought a submersible pump for an outdoor fountain that came with no filter or foam trap, so all of the gunk in the fountain got sucked right in and clogged the spillway. It was otherwise a good, quiet, strong pump so I didn't want to return it, so I bought these mesh bags to put the whole pump in and submerge them both together - problem solved! I pull the drawstrings closed at the top tight enough to keep leaves & debris out but loose enough to let the pump's power cord & air line…