Imagine a schematic map of your bathroom's plumbing system - that's basically what a rough two sink double vanity plumbing diagram is. It shows you the layout of the pipes, the water supply lines, and the drainage system. Don't worry, it's not as complicated as it sounds, and understanding it will make you feel like a plumbing mastermind!
A typical diagram will include the hot and cold water lines, the faucet connections, and the drain pipes. It's like a roadmap for your plumber (or your DIY adventure)! By studying the diagram, you'll be able to identify potential issues and plan your renovation with ease.