Apollo 3/4 in. Brass PEX-A Barb x 3/4 in. Schedule 40 PVC Straight Adapter EPXPVC34 - The Home Depot
Supply Giant CSDQN056 Male x CPVC Adapter Transition Pipe Fitting Durable Over Molded One-Piece Design 3/4 in. Brass: Amazon.com: Tools & Home Improvement