5 Pcs Pvc 3/4/5-way Side Outlet Elbow Straight Tee Elbow Pipe Fittings 20/25/32mm For Home Garden Water Connectors Shelf Diy - Pipe Fittings - AliExpress
1/2" 4-Way PVC Furniture Fitting - Side Outlet Tee For Use with 1/2" PVC Pipe
1-1/2" 5-Way PVC Furniture Fitting - Side Outlet Cross
Performance PVC - 4-Way PVC Side Outlet Tee Fitting, Furniture Grade, 3/4" Size, White (Pack of 8): Amazon.com: Tools & Home Improvement