Based on this product's specifications, here are some alternatives and similar models
Wavin Drainage T-Pipe D80/80x90
Summary description:
The Wavin drainage T-pipe D80/80x90 is a high-quality component designed for efficient water management in drainage systems. This T-shaped fitting allows for secure branching of 80mm pipes at a 90-degree angle. Engineered for durability and reliable performance, it is suitable for various underground drainage applications, ensuring optimal flow and long-term system integrity in residential or commercial infrastructure projects.