Based on this product's specifications, here are some alternatives and similar models
Elbow pipe fitting 32x32 mm No name MK32 – 90° connector for 32 mm pipes
Summary description:
Elbow pipe fitting No name MK32 is a 90° connector designed for 32×32 mm pipe systems. Manufactured for joining two 32 mm tubes at a right angle, it serves in plumbing, heating, frame constructions and DIY projects. The component provides a compact joint solution for routing pipes, creating frames or redirecting fluid or structural lines where a fixed right-angle connection is required.