ProSoundWeb Community. Please login or register. Member Offline Posts: I have a question for the forum, does anyone know the regulations about drilling through firewalls for running cables. I have heard absolutely not from some, and it is acceptable if you re-seal the hole with special fireresistant whatever. Trying to get wire from point A to point B through a ceiling but that big old gnarly firewall is in my way.
Penetrating firewall between garage and dwelling - The Garage Journal Board
For approximately 40 years, unprotected or improperly protected penetrations have presented a subject of much concern to the fire-protection community. The arriving firefighters discovered several fires had broken out in five remote locations, filling many different areas of the building with smoke. According to the National Fire Protection Association's report on the fire, unprotected vertical and horizontal penetrations provided one of the major contributing causes of the rapid, erratic spread of smoke and fire. These openings allowed the smoke to spread beyond the electrical rooms and into occupied floors.
Login or Sign Up. Penetrating garage separation wall. This topic is closed.
The hourly F Rating of the firestop system is equal to the hourly fire rating of the wall assembly in which it is installed. Cables — As an alternate to Item 2, one cable to be installed either concentrically or eccentricity within the firestop system. The annular space within the firestop system shall be a min 0 in. Cable to be rigidly supported on both sides of wall assembly.