This Delta Shower System is smartly designed and economical. It is easy to install because it requires only one rough-in valve. Many other Shower Systems require several rough-in valves and a complex network of plumbing to be installed in your wall. Delta Shower Faucet System Package includes required in wall Rough-in Valve and everything necessary for installation. This system is optimized for water pressure so both can be run at the same time. There are many components that are required to build a Custom Shower System. We have included the necessary Rough-in Valve and all component pieces to make this package fully ready to install.This 6.5-inch Square Rain Showerhead and Modern Hand Shower with Slide Bar. Delta Lahara Collection Champagne Bronze Finish Pressure Balanced Shower Faucet Mixing Valve Handle.