PVC Coupling, FNPT x FNPT, 3/4" x 1/2" Pipe Size - 1 Each: Lawn And Garden Sprinklers: Amazon.com: Industrial & Scientific
SharkBite 3/4 In. CTS X PVC Brass Push-to-Connect Coupling - Brownsboro Hardware & Paint
3/4" x 1/2" PVC Schedule 80 Reducing Coupling (FPT x FPT) - The Drainage Products Store
Charlotte Pipe 3/4 In. X 1/2 In. Sch. 40 Slip X Slip Reducing PVC Coupling | Hills Flat Lumber
Amazon.com: FangKingNo 10PCS 1/2" to 3/4" PVC Reducing Nipple Male Thread to Male Thread Coupling for PVC PIPE Pressure Fittings,PVC Male Adapter for PVC PIPE Connector White (1/2 Inch to 3/4 Inch) :