Charlotte Pipe 1 in. x 3/4 in. PVC Coupling PVC 02100 3600 - The Home Depot
PVC Pressure Faucet Socket #18 25P x 25mm Female from Reece
Amazon.com: FangKingNo 10pcs 1/2 Inch White 2-Way PVC Male Adapter Pipe Fittings (Socket x Male Pipe Thread) Coupling with 1/2-Inch Male Thread Schedule 40-10 Pack (0.5 Inch) : Industrial & Scientific
SCG PVC FAUCET SOCKET HIGH PRESSURE BLUE - Veligaa Hardware