It arrived today. Sure is a noisy thing. I will give it a bit before I unplug it. Let it work out any air bubbles or whatever it needs to work out cause it make a racket.
Yeah that impeller is quite noisy...I have a AC 70 that I'm using for a QT. The QT is in the garage but I can hear that thing running from upstairs.
Mines a little older, so I'm not sure if age has to do with it. But I think they are great HOB. I would test it out honestly and see if it's tolerable.Gosh darnit. Other people seem to adore this thing and I was excited to switch