Delabie Binoptic TapBinoptic Tap The Delabie BINOPTIC is a sensor operated electronic basin tap for commercial washrooms. It activates on hand detection, delivers a fixed 3 lpm flow rate, and includes a programmable duty flush to limit bacterial proliferation during low use periods. The tap connects via M1 2" 15mm and runs on 230 12V mains supply, with 6V battery available on deck mounted variants. Available in chrome plated and matt black chrome. CE and WRAS certified.