Requirements for fire nozzleson board as per SOLAS:
- All nozzles of dual purpose type i.e. spray and jet in corroborating a shut-off.
- Standard nozzle size = 12mm, 16mm and 19mm.
- For accommodations and service spaces a nozzle side greater than 12mm need not be used.
- Machinery spaces more than 19mm need not be used.