Clause G7 NZBC


NZBC G7 aims to safeguard people for illness or loss of amenity due to isolation from natural light and the outside environment.

Funtional Requirements

Habitable spaces shall provide adequate openings for natural light and visual awareness of the outside environment.


Natural light shall provide an illuminance of no less than 30 lux at floor level 75% of the standard year.

Openings to give awareness of the outside shall be provided in suitable locations.

Revision Category: 
3 - Substantial change to recommendation
Revision Detail: 

COP Clause 11. Natural Light has been entrile revised.

Draft Clause: