Based on this product's specifications, here are some alternatives and similar models
Copper 45° double-socket elbow Conex series 5000 15 mm
Summary description:
Copper 45° double-socket elbow Conex series 5000 with 15 mm diameter. Designed for joining two copper pipes at a 45-degree angle using push-fit or cap-style connections. Suitable for plumbing and heating systems where compact directional changes are required. Provides corrosion-resistant copper construction for reliable fluid conveyance in domestic and light commercial installations.