Designed for maximum water savings, Zurn’s floor-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 Z5665-BWL1 is an ADA-compliant height toilet bowl with an elongated rim, a 1 ½-inch top spud connection, and a bottom outlet. Its siphon-jet action and larger than average, fully glazed 2 1/8-inch trapway provide exceptional flushing performance. Pair it with an EcoVantage® flush valve for a full system with a flush volume of 1.1 gpf, 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.