5D11U101 Villeroy & Boch O.NOVO Toilet Tank Only - White Alpin Sanitary porcelain. Also available in CeramicPlus. dual-flush 1.6/0.8 gpf, push button in chrome finish. Flushing mechanism finishes: in chrome . meets and exceeds ASME A112.19.2/CSA B45.1 ASME A112.19.14, EPA - Watersense, Code Compliance: UPC, IPC, NSPC, NPC Canada and others. one year limited warranty. minimum Water pressure: 8 psiSanitary porcelain.flushing mechanism with trip lever in chrome finish,1.28 gpf (4.8 lpf).Flushing mechanism finishes: in chrome .one year limited warranty.minimum Water pressure: 8 psiBowl and seat sold separately