Based on this product's specifications, here are some alternatives and similar models
Magnaplast KGR Reducer 250/200mm
Summary description:
The Magnaplast KGR reducer is a high-quality plumbing fitting designed for seamless transitions between sewage pipes with diameters of 250 mm and 200 mm. Manufactured from durable materials, this component ensures a reliable, leak-proof connection in gravity drainage systems. It is ideal for professional installation in residential and commercial wastewater infrastructure, providing long-term performance and structural integrity.