Our Premium Shower Faucet Set Including 10-Inch square fixed shower head(SUS304 Stainless steel), handheld shower head(Brass), 15.7-Inch shower arm(Brass), 59-Inch shower hoseSUS304 Stainless steel), shower holder(Brass), shower mixer valve body(Brass) and other necessary installation parts cUPC Certified and Anti-scald Advanced pressure balance ceramic disc cartridge with cUPC certification can effectively protect you and your family from scalding injury caused by sudden changes in hot or cold water pressure Connector Size of the Shower Fixture Male threaded 1/2" NPT inlets, U.S. standard plumbing connections, you don't need to worry if the connector size will fit your pipe thread or not any more; Come with installation instrution, very easy to install Air Injection Technology Injected air not only make the water more delicate and energetic, but also can save more water and can offer consistent powerful rain shower even under low water pressure 100% Satisfied G