Separation and ventilation of stairs
Source:
Section 205 — Separation and ventilation of stairs, https://www.nysenate.gov/legislation/laws/MRE/205
(updated Sep. 22, 2014; accessed Dec. 2, 2023).
Source:
Section 205 — Separation and ventilation of stairs, https://www.nysenate.gov/legislation/laws/MRE/205
(updated Sep. 22, 2014; accessed Dec. 2, 2023).