All metal construction 6 Way diverter Shared functionality 4 Port diverter Ceramic disc cartridge Requires 16 series diverter trim (sold separately) Pforever warranty® Pfister products are designed and manufactured in compliance with the following standards and codes : IAPMO certified to ASME A112.18.1/ CSA B125.1 ADA compliant – ANSI A117.1 (lever handles only).