3 Main Types of Asphalt Shingles 101 So you had your eye on a new Pavatti… If you don’t know what a Pavatti is, stop reading and go get your eyes on one, mainly so that you can distract yourself from that growing yellow stain on your ceiling. It can’t be from the roof right? Maybe it’s just attic rain? You know, frozen water droplets or frost in your attic caused by poor ventilation and the...