ANPTGHT 1-1/2“ Tee PVC Fitting 3 Way Elbow Connector, Furniture Grade 90 Degree Elbow Side Outlet, PVC Corner Fittings for Building Furniture Greenhouse Shed Pipe Fittings Tent Connection(Pack of 8) - Amazon.com
3-Way Elbow PVC Fitting, 25mm Socket, Tee Corner Fittings White - Newegg.com
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
3/4" 3-Way Black PVC Furniture Fitting | Buy Today