Regardless to manufactures statements the maximum height point detectors can be mounted (SANS10139) are:
- 10.5m for a smoke detector
- 7.5m for a heat detector (apart from Class A1 – 9m)
- 7.5m for a multi-criteria where the heat detector element is being used (unless A1 – 9m)
- 10.5m for carbon Monoxide detector