Product Features: Fully covered under American Standard"s limited lifetime warranty Valve constructed from solid brass Accepts all American Standard mixing valve trims and cartridges Designed for CC (copper-copper) connections Integrated service stops allow for turning off water at the valve Sturdy mounting bracket included - preventing valve rocking Back-to-back installation capability Note - this is a rough-in valve only - valve trim with cartridge is required to complete unit Product Technologies / Benefits: Lifetime warranty: As an American company, American Standard showers are built tough. Their products live longer in one place than most people do. Drip-free ceramic disc valves, high-grade lead-free brass alloys, and turbine shower heads cables name just a few of the features which make American Standard shower components the industry’s longest lasting. To back this up, all American Standard showers are covered under a lifetime warranty.