(1)
A door shall be provided at each entrance to a dwelling unit.
(2)
Main entrance doors to dwelling units shall be provided with
(a)
a door viewer or transparent glazing in the door, or
(b)
a sidelight.
A door shall be provided at each entrance to a dwelling unit.
Main entrance doors to dwelling units shall be provided with
a door viewer or transparent glazing in the door, or
a sidelight.