Product Features: Made in the U.S.A. (Manufacturing plants: Greensburg, Indiana; Jackson, Tennessee) Fully covered under Delta"s limited lifetime warranty All brass construction; forged from solid brass stock Accepts all Delta mixing valve trims/cartridges, including all Monitor and TempAssure models Universal inlet/outlet connections (PEX, IPS, copper) Integrated service stops (allows for turning off water at valve, preventing whole-house interruptions) High-flow - designed for shower systems (note: shower only; tub port is plugged) Sturdy mounting bracket included - prevents rocking and allows for securing to stringers Square plaster guard, the size of a standard tile allows for right-angle cuts. Removable and snaps back into place Heat-resistant pressure test cap for air/water testing before cartridge is installed Back-to-back installation capabilities Note: this is the rough-in valve only - valve trim (which includes the cartridge) required to complete