EASY TO USE: Simply cut 1/2” PVC pipe to length and insert into these 4-Way Tees to build multi-tiered structures. Four deep sockets on three 90° planes provide secure connections for any PVC project REAL FURNITURE GRADE PVC: 4-Way fittings are made with premium PVC reain, providing UV, weather, and impact resistance. 5x stronger than standard 1/2” plumbing or imported furniture-grade fittings MADE IN USA: FORMUFIT 4-Way Tee fittings are proudly crafted in the USA using premium PVC resins. These 1/2” fittings are the most durable and strong 4-Way PVC connectors available PRODUCT SPECS: This PVC 4-Way connector fits 1/2” plumbing or furniture pipe, with an outer diameter of 0.840” (13/16”). Can be secured in place permanently with PVC cement or temporarily with screws SAFE & NON-TOXIC: FORMUFIT PVC 4-Way Tee connectors are perfect for garden, reef, pet and structural projects. They do not contain any phthalates, heavy metals or harmful fillers found in imports