Hello the Insulating Concrete Forms Manufacturers Association (ICFMA) together with NFPA recently demonstrated that ICF construction meets NFPA 285 standard for fire propagation.
youtu.be/FiUF6M6OczU
cc: @mjmoser.bsky.social
youtu.be
A closer look at ICF fire performance and why it meets the NFPA 285 standard.
YouTube video by SuperForm Products