Tile roofs in San Diego depend on proper underlayment and code-based installation, with requirements tied to roof slope
https://rafaelcpbv369.valoradigest.com/posts/flat-roofs-in-san-diego-built-for-drainage-and-water-protection-2
Tile roofs in San Diego depend on proper underlayment and code-based installation, with requirements tied to roof slope, climate, tile type, and manufacturer instructions.