// CODE SNIPPET
§178 Lighting and Ventilation of Stairs
JUMP TO FULL CODE CHAPTER
Where the stair and public halls are not provided on each story with windows opening to a street, yard or court, a skylight equipped with ridge ventilators having an opening of forty square inches or more shall be provided in the roof over the stair, except as otherwise provided in paragraph g of subdivision three of section one hundred seventy-one. The glazed roof of such skylight shall not be less in area than nine square feet nor less than two feet in its least dimension, provided the ventilating and glass areas in such skylight are not less than herein required; except that in dwellings converted before April eighteenth, nineteen hundred twenty-nine, where a skylight smaller than such prescribed dimensions was in existence on such date, no structural change shall be required, but a ventilating skylight fitting the existing skylight opening in the roof beams shall be deemed sufficient.
Related Code Sections
§178 Converted Dwellings, Lighting and Ventilation of Stairs
ventilators having an opening of forty square inches or more shall be provided in the roof over the stair, except as otherwise provided in paragraph g ...
§217 Tenements, Lighting and Ventilation of Public Halls and Stairs
a street, yard, court or space above a setback to light and ventilate every stair. Every such required window shall be of the size required by subdivision ...
New York Multiple Dwelling Law > 7 Tenements > §217 Lighting and Ventilation of Public Halls and Stairs
§148 Non-Fireproof Multiple Dwellings, Public Stairs
accessible to the public hall by a self-closing fireproof door and except as provided in subdivision five, there shall be provided to light and ventilate ...
§30 Multiple Dwellings—General Provisions, Lighting and Ventilation of Rooms
altered as to diminish the light or ventilation of any room or public hall or stairs in any way not approved by the department. No window shall ...
New York Multiple Dwelling Law > 3 Multiple Dwellings—General Provisions > §30 Lighting and Ventilation of Rooms
§105 Fireproof Multiple Dwellings, Separation and Ventilation of Stairs
sash glazed with wire glass at least three hundred sixty square inches in area. Every stair hall shall be ventilated by a window, or by movable ...
New York Multiple Dwelling Law > 4 Fireproof Multiple Dwellings > §105 Separation and Ventilation of Stairs