Hozelock - 2291 Double Male Connector 12.5mm (1/2in)
Hozelock Connectors and Hose Repair - Everything You Need To Know
HOZELOCK - Superhoze Expanding Hose 7.5 m : Flexible Hose, Stretches up to 3X Original Length | with 2 Aquastop Fittings for a Watertight Connection: ...