Who doesn't know this problem: your garden only has one water source but you would like to connect two devices to the garden hose at the same time? With the use of GARDENA 3-way Y-Coupling. hoses can be conveniently branched. This allows simultaneous work in the garden. e.g. the lawn can be sprinkled while the hose is used for watering flower beds. The Y-Coupling is suitable for adapting 19 mm (3/4") to 13 mm (1/2") hoses. For every problem there is a solution.