number of mounting holes : 1-hole ComfortZone : 80 projection : 116 mm spray type : shower spray Flow rate at 3 bar : 3.5 l/min flow rate :: 3.5 l/min flow rate booster 5 l/min with additional value: swiveling spray former cartridge: ceramic cartridge for temperature control, ceramic valve for volume control separation of temperature and volume control : yes temperature limitation adjustable : yes isolated water conduction : yes waste set : non-closing flush grated valve suitable for continous flow water heaters : yes connection dimension: DN15