Flash Shower Rough-In Valve w/ PEX Cold

Back-To-Back Capability: Hot and Cold can be Reversed Quickly and Easily, can be Tested Using Flush Plug With Air (200 Psi) or Water (300 Psi), Cast DZR Brass Valve Body: Resists Corrosion Due to High Chloride and pH Levels in Water, Exclusive Plaster Guard: Plaster Guard is Designed to Protect Valve and Act as a Guide During Installation, Flat Back: Allows Valve to be Mounted Flush Against Cross Brace for Easy and Solid Installation, Flats Make it Simple to Loosen Ring for Quick, Easy Insertion/Removal of Flush Plug/Cartridge, Flush Plug: Eliminates the Need to Remove Cartridge During Installation and Allows Installer to Flush the Lines Without Cross Flow, it can Serve as Mounting Support for Thin-Wall Installations, PEX Connections: Fast and Easy Installation Without Adaptors Reducing Leak Points, Stainless Steel Retaining Ring With Flats: Secures Flush Plug/ Cartridge in Place and Eliminates Need for Screws, Wide Rough-in Range: From 1-3/4" to 2-3/4" From Finished Wall to the Back of the Valve