I startet my aquarium hobby 4 months ago with 60l and Ecco Pro 130.
After upgrade to 160l aquarium i bought 2 weeks later the biger one 8w ecco pro 300. Its 8W at 750l per hour.
This filter is mutch louder, i replaced the rotor and i can hear still noise.
Is this normal ?
Recorded with GOpro hero 7
26 ноя 2018