The plumber cleared partial blockage and adjusted venting.
I experienced low water pressure in several rooms.
The improvement in water pressure was noticeable the same day.
I have been using it now for 3 months and it saves me so much research. Reduces the need to call and double check every time.
How did I not know these places existed?! Atly's scoring is a lifesaver, now I can finally find THE spot without wasting time Googling my life away.