SAMSUNG
This picture shows what happens to rubber flashing in the South when its exposed to sun and rain. As you can see, its cracked and a large hole has opened that is allowing water to literally pour into the attic. Lead is superior for life in high sun and rain, but large cities don’t want lead in the landfills, so its often banned. But if you can use lead, protect it with Critter Quitters and it will last the life of the house