Based on this product's specifications, here are some alternatives and similar models
Angle elbow fitting TECE 16 x 1/2" wall-mounted double (model 708501)
Summary description:
TECE wall-mounted double angle elbow fitting, model 708501, with 16 mm to 1/2" connections. Designed for plumbing installations where two supply lines are routed at a wall connection. Suitable for use with 16 mm pipe systems and standard 1/2" fixtures, it provides a compact, right-angle transition for sanitary and heating applications.