Roof lighting can be through transparent sheets in an ordinary sheeted sloping roof, or through a sawtooth roof which would be north-facing in northern continents or south-facing in southern con.

• 屋顶采光可以通过安设在普通铺板式坡屋顶的透明采光板,或采用锯齿形屋顶来实现。在北半球地区,锯齿形屋顶的锯齿朝北,在南半球地区则朝南。