Based on this product's specifications, here are some alternatives and similar models
Check valve FERRO ZZM1 with brass closing element 1/2" for water installations
Summary description:
FERRO ZZM1 is a 1/2" check valve featuring a brass closing element designed for use in water installations. The valve prevents backflow, protects pumps and piping, and is suitable for domestic and light commercial plumbing. Constructed with a brass closing part for corrosion resistance and reliable sealing in typical potable water and heating systems.