Designed for maximum water savings, Zurn's wall-mounted siphon-jet toilet bowls are a high-efficiency upgrade. With a high-gloss vitreous china finish, they're stain-resistant, sanitary, and durable. The Z5617-BWL features an ZurnSHIELD Glaze that inhibits the growth of mold, mildew, and bacteria, reducing odor and stains. It has an elongated rim and a 1 1/2 in. concealed back spud connection. Its siphon-jet action and larger than average, fully glazed 2 1/8 in. trapway provide exceptional flushing performance. Pair it with an EcoVantage flush valve for a full system with a flush volume of 1.28 gpf, 1.6 gpf, or dual flush (1.6/1.1). Exceed industry standards with Zurn high-efficiency toilets, the durable, high-performance solution for new and retrofit commercial bathroom projects. Color: White.