Fire Protection · IBC 2021 §718.2 / §718.2.1
Fireblocking Materials
Wall cavity with fireblocking at the floor line and attic, beside the nine permitted materials, from 2 in. nominal lumber and 1/2 in. gypsum board to mineral wool and mass timber.. Referenced to IBC 2021 §718.2 / §718.2.1.
The full text is for BuildSpec members
Read the complete section, search across every adopted code, run the calculators and ask Copilot — free for 14 days, no card required.
- The annotated detail diagram with dimension callouts
- The code section it illustrates, in full
- Related diagrams in the same category
- Download and insert into a project
No card required. After the 14-day trial, plans start at $29/mo.
Our previews are real data — live counts, no placeholders. We publish our error log →