A “60/60/60 fire-rated wall” refers to a wall assembly that has been tested and certified to resist fire for at least 60 minutes across three critical performance criteria. This rating is often a requirement in building codes, especially in commercial or multi-family residential structures, to ensure the safety of occupants and limit the spread of fire.
The three criteria in the Fire Resistance Level (FRL) rating are:
- Structural Adequacy (60): The ability of the ...
SEP
2025