What Is A Fire Block In Framing

Its important to add solid wood blocking as well if floor joists intersect a wall so that the fire cant go up a wall and then sideways in between floor or ceiling joists.
What is a fire block in framing. I am finishing my basement using standard wall framing 24 16 OC. Masuzi Leave a Comment. In an unblocked balloon-framed building for example a fire that starts in the basement can rapidly travel up the stud.
Blocks are spacers between studs such as where an interior wall attaches an exterior wall and for framing corners such as a three-stud corner with blocking. The permit from the building dept has a note stating Must fire block intersection of walls and ceiling. Fire blocks objective is to -as the name states- block the flame and gas to easily move through the cavities of the house construction.
Being a handy homeowner doing the framing. The purpose of fire blocking is to prevent fire from spreading through the concealed spaces of a building. By sealing the pipe cable and duct penetrations you minimize airflow.
Nuclear Regulatory Commission Regulatory Guide 1120 and 10 Code of Federal Regulations Part 50. Fire Blocking is when you install some type of approved fire-stopping or blocking perimeter to your framed walls to keep the spread of a potential basement fire from making its way up through the framed basement walls and reaching the first floor of the structure hence the name Fire. Sealing these gaps slows or may even stop the spread of flames smoke and gases.
Its not a building code thing and its not optional youll more than likely have to install some blocking to complete your wall framing. Holes and gaps in wall and ceiling cavities allow a fire to spread rapidly. GREAT STUFF Fireblock Insulating Foam Sealant can save much more than energy costs.
Fire blocking and Draft stopping. Learn the difference between fire-protective and fire-resistive-rated glass their fire-ratings applications and more. Fireplace framing with a prefab firebox has to be right so take care of the details.