Gardena Premium Hose Connector, 13 mm (1/2 inch) - 15 mm (5/8 inch): Adapter for taps, frost-resistant, (18255-20) : Amazon.co.uk: Garden
Gardena Hose Connector Set 13 mm (1/2 inch) and 15 mm (5/8 inch): For the beginning and end of the hose, connector to fit all Original system parts, UV and frostproof (18279-20) : Amazon.co.uk: Garden
Gardena Premium Hose Connector 19 mm (3/4 ") - Bloomling UK