New York Laws
Title 3 - Fire Hazard
262 - Fireproof Window or Fire Window.

ยง 262. Fireproof window or fire window. "Fireproof window" or "fire
window" means a window with metal frame and sash, or frame and sash
covered with metal, and provided with wired glass or of such other
materials, construction and operation as the board shall specify in its
rules.