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US law
District of Columbia
Regulations
Title 12-A — CONSTRUCTION CODES SUPPLEMENT OF 2017
Chapter 2017-12-A7 — FIRE AND SMOKE PROTECTION FEATURES
District of Columbia · Regulations
Chapter 2017-12-A7 — FIRE AND SMOKE PROTECTION FEATURES
3 sections
3 sections
12-A DCMR 705
705. EXTERIOR WALLS
12-A DCMR 706
706. FIRE WALLS
12-A DCMR 717
717. DUCTS AND AIR TRANSFER OPENINGS
Chapter 2017-12-A7 — FIRE AND SMOKE PROTECTION FEATURES | District of Columbia Regulations | Justis AI