1"/1.5"/2"PVC 90 Degree Right Angle Elbow Two-way Fitting Tube Joint Pipe Water Pipe Connector - AliExpress
0.5 to 1.5 Inch UPVC Pipe Elbow, Plumbing
Charlotte Pipe 1-1/2 in. x 1-1/2 in. 90 Degree PVC Socket x Socket Elbow Fitting PVC023001400HD - The Home Depot
FORMUFIT 1-1/2" 3-Way PVC Elbow Furniture Grade Fitting in White, 1.9" Actual ID, (Pack of 4), Made In USA, UV-Resistant, Impact-Proof, Easily Build 3-Point Corners with PVC Pipe - F1123WE-WH-4: Amazon.com: Industrial
427-015 PVC Spears Ball Valves 1-1/2" Street 45 Degree Elbow 1.5 Inch
Amazon.com: letsFix 1-1/2" PVC Fittings 3 Way (4-Pack), 1.5" PVC Pipe Connector PVC Elbow - Heavy Duty Furniture Grade 3 Way PVC Fittings for All DIY PVC Structure and Frames, Fits 1-1/2"