About ten days after we installed the whole house fan, we started to hear a squeaking noise. What the what? We paid a lot of money for it to be QUIET! Now, it sounded like a schizophrenic cricket calling for a mate. It was inconsistently annoying. Since it was Saturday, we had to wait to call the Fan Man on Monday morning. The next day, around 9:30 p.m., we heard a knock at our front door. It was our backyard neighbor letting us know that she had been all over the neighborhood trying to figure out where the squeaking was coming from and determined it was our house. Apparently, dogs were barking in the 'hood and other neighbors noticed it too. It was much louder outside than inside the house. Totally embarrassing. The next morning, Fan Man came out to inspect and determined it wasn't the fan. It was the Whirlybird. The what? Yeah, the little turbin vent thing that's on the roof. Apparently, the fan's suction is so powerful that our rusty, decrepit vent, aka W...