KEY POINTS:
Police are investigating a suspicious fire at an Auckland school, which damaged three classrooms.
The Fire Service was alerted to the fire at the Rangeview Intermediate school, on Edmonton Road in Henderson at 9.39am today.
Up to five appliances attended the scene, with 20 firefighters battling the blaze at it's height.
Fire safety officers and police are at the scene conducting an investigation into how the fire started but it is being treated as suspicious.
- NZPA