PVC Pipeworks 1-in Schedule 40 PVC Tee (4-Pack) in the PVC Pipe & Fittings department at Lowes.com
Metalwork 304 Stainless Steel Pipe Fitting, Street Tee, Male Run Tee, 1/2" NPT Male x 1/2" NPT Female x 1/2" NPT Female, 1 Pc: Amazon.com: Industrial & Scientific