Based on this product's specifications, here are some alternatives and similar models
Wall-mounted universal bidet frame TECE 9330005 for concealed installation, metal construction
Summary description:
TECE 9330005 is a universal wall-mounted bidet frame designed for concealed installation. The metal frame provides structural support for a wall-hung bidet, enabling secure fixation and integration with in-wall plumbing and drain connections. Intended for professional bathroom installations where a hidden cistern and tidy finish are required; suitable for renovation and new-build projects.