Based on this product's specifications, here are some alternatives and similar models
PP-R Pipe Bend Supratherm 20 x 1/2" M — plumbing elbow fitting
Summary description:
PP-R pipe bend Supratherm 20 x 1/2" M is a polypropylene-random (PP-R) elbow fitting designed for joining 20 mm pipes to 1/2" male threaded connections. Suitable for potable hot and cold water systems and heating installations, it provides a corrosion-resistant, lightweight joint for plumbing repairs and new installations.