• Welcome to The Building Code Forum

    Your premier resource for building code knowledge.

    This forum remains free to the public thanks to the generous support of our Sawhorse Members and Corporate Sponsors. Their contributions help keep this community thriving and accessible.

    Want enhanced access to expert discussions and exclusive features? Learn more about the benefits here.

    Ready to upgrade? Log in and upgrade now.

increase the dead-end corridor from 20ft to 50ft using NFPA 13R?

Yes, an NFPA 13 system would be required. Section 903.3.1.1 refers to the NFPA 13 standard.
 
You must log in or register to reply here.
Back
Top