Amazon.com: letsFix 4-Way 3/4 inch PVC Fitting, PVC Elbow Fittings PVC Pipe Connectors - Build Heavy Duty Furniture Grade for 3/4 inch PVC Pipe, White [Pack of 10]: Home Improvement
Amazon.com: letsFix PVC Pipe 3/4" Schedule 40 Furniture Grade and Plumbing Projects Available, No Mark, No Logo, White [40" x 10 Pack]: Home Improvement
Performance PVC - 3-Way PVC Corner Fitting, Furniture Grade, 1-1/4" Size, White (Pack of 4): Amazon.com: Industrial & Scientific
CIRCOPACK 1/2 Inch Elbow and Tee Furniture Grade PVC Fittings (4 Pieces: 2x 3-Way Fittings and 2x 4-Way Fittings) - - Amazon.com