Installing cables through firewalls is a critical installation issue. Failing to properly seal a penetration can cause smoke and fire to spread, which can be deadly in an emergency.
Understanding the parts and methods used to firestop properly can be the difference between spending significant time and money rerouting cables and creating a serious safety issue.
In this guide we examine:
- Firestop basics
- AHJ approvals
- System vs. single product approach
- Applicable UL listings
- Caulk and putty
- Prefabricated plugs
- Engineered sleeves
- Engineered grommets
- Blocks/sheets for large openings