Washbasin made of high-quality cast iron, enameled, R 1/2" for bottom or top connection. Brass valve with interchangeable screw nozzle for high and low pressure. Pressure flap made of enameled gray cast iron, with a side stopper. For pipe installation from 1 1/4" to 2", use part number 223650. 4-hole mounting. Proven brass valve, interchangeable without changing the piping - valve arrangement according to DIN 1988. Water drainage is silent, splash-free, without backflow in the piping, thus preventing any disturbance to animals.