Gardena System Basic Set with connecting parts for 13 mm (1/2 inch) and 15 mm (5/8 inch) hoses: Tap connection set with cleaning spray nozzle (18291-20) : Amazon.co.uk: Garden
Gardena - Hose Connector Set 13 mm (1/2") – 15 mm (5/8")
Premium Hose Connector 13 mm (1/2") – 15 mm (5/8") – Huw Richards
GARDENA branch set for 13 mm (1/2") - and 15 mm (5/8") - water hoses: Waterproof drop connector for easy division water (18287-20) on OnBuy
Gardena Water Stop 13 mm (1/2 inch) and 15 mm (5/8 inch): Connector with water stop, Power Grip, great hose-gripping power, simple replacement (18213-20) : Amazon.co.uk: Garden
Hose piece Gardena for 3/4" and 5/8" hose (about 16-19 mm inner diame
Hose Connection Set 1/2" - 5/8" - Stewarts Garden Centre