2-1/2" Schedule 80 PVC Male Adapter- Socket X Male NPT
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
Charlotte Pipe 1/2 in. PVC Schedule 40 S x S Coupling PVC021000600HD - The Home Depot