Based on this product's specifications, here are some alternatives and similar models
Side panel for radiator Kermi type 22 height 900/905 mm
Summary description:
Side panel for Kermi radiators, compatible with type 22 units and designed for heights of 900–905 mm. Provides a finished side cover to protect internal fins and piping, improve appearance and prevent accidental contact. Suitable for residential and commercial heating installations where a matching aesthetic and added safety are required.