3/4 to 1/2 Inch Reducer Adapter, 6 Pcs G3/4 Male Thread to G1/2 Female Thread Brass Thread Adapter, BSP Brass Hex Bushing Reducer Connector Adapter Fittings for Heating, Drinking Water System :
1pc 1/2" Male NPT Pipe to 3/4" Male Garden Hose GHT Thread Adapter Water. | eBay
3/4 Inch BSP to 3/4 Inch NPT Thread Adaptor UK to American