The same like mine . I have in port down otientation and out port up orientation . Like I wrote in 130 l is noise less but every thing above 140 l is armagedon . The noise above 140 l killing me .

And nothing ?? No one can help ??

Hi I have Aqua Computer FlowSensor High Flow model run with Auaero 5 XT and Big Problem . From 40 to 130 L per hour it is noise less but when I turn my swiftech 655 pump to 5 speed gear and go to 141 liters per hour the noise from FlowSensor is killing me . It very loud noise just like something in side says brrrrrrrrrrrrrrrr it is more low tone noise but very intensive . I can hear it every place in my room . This noise is louder then my TV run in the night hours . I spend hours to bulid my noi...