The Relexa Wall Mount Tubular Shower Arm in Starlight Chrome is made from premium materials, this item offers great function and value for your home. This fixture is part of Grohe's decorative collection, so make sure to check out other styles of fixtures to accessorize your room. Solid brass construction Wall mount installation 1/2" male thread Codes/Standards cUPC listed Energy policy act of 1992 ASME A112.18.1/CSA B125 Key Features & Innovations StarLight Made to last surfaces ranging from precious matt to shiny like a diamond. Low Lead