One of my customers is looking for residential film that can block 5G radiation. Does this exist?

Answer A.) Certain films significantly reduce 5G radiation. Testing in Australia has determined that one type of film can handle frequencies of up to 10 GHz.    Answer B.) The inherent properties of all metallic films help reduce 5G radiation.    Answer C.). Testing has determined that some films can repel over 99% of frequencies between 5 and 10 GHz.