The fixture is fabricated from 16 gauge (1.8mm) type 304 (CNS 18/10) stainless steel. The elongated bowl is drawn and seamlessly welded and polished to a #4 satin finish. The toilet seat is polished to a sanitary mirror finish. Internal piping is 14 gauge (2.0mm) type 304 (CNS 18/10) stainless steel. Elongated design blow out jet bowl. The toilet requires a minimum of 35 PSI flow pressure. The toilet was tested and certified as a low water consumption toilet using only 1.6 gpf (6 lpf). The trap will pass a 2 1/8" (54mm) ball and has a seal of 3.5" (88.9mm) min. Flush valve connection is 1 1/2" (38.1mm) FIPT top spud. A standard elongated toilet seat (supplied by others) can be used with this product. Fixture can be installed to a standard 3 bolt wall carrier for blowout jet toilets.