diatomaceous earth, steam, and heat are not the way to go and not practical
best you can do is pest control not pest elimination
hotel comment below is the procedure even in residential settings thanks Heratiki for an on the ground real world comment and below is the link to a list as to what stuff they use
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3255965/
diatomaceous earth, steam, and heat are not the way to go and not practical
best you can do is pest control not pest elimination
hotel comment below is the procedure even in residential settings thanks Heratiki for an on the ground real world comment and below is the link to a list as to what stuff they use
https://www.epa.gov/bedbugs/pesticides-control-bed-bugs
https://www.amazon.com/gp/product/B01GKMHIM4/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&th=1