Garden Mile Brass 2-Way Double Garden Tap Adapter and Hose Connector - 3/4" Dual Hose Pipe Connector Strong Metal Hozelock Connector for All Water Garden Hose for Outdoor, Flowering and Multi-Use :
Brass Double Female Garden Hose Connector 3/4 Inch Threaded Female To Female | eBay
Hozelock 'Y' Tap Connector | BTL Timber & Garden Buildings