Galvanized Service Entrance Roof Flashing 2″
https://nsiindustries.com/product/galvanized-service-entrance-roof-flashing-2/
The Bridgeport 2″ Galvanized Service Entrance Roof Flashing prevents water from entering a building where a conduit mast comes out of the roof surface. This flashing fits flats to 40 degree angle roofs.