- One set of portable foam applicator unit required.
- At least 2 portable fire extinguisher
- At least 1 approved foam type extinguisher of capacity 135 liters.
- A receptacle containing sand or sawdust impregnated with soda.
- Any fixed fire-extinguishing system – e.g. CO2, foam, water spray.
Spaces with internal combustion machinery:
- Any fixed extinguishing system.
- At least 1 set of foam applicator unit.
- Sufficient number of foam type extinguisher capacity 45 liters plus sufficient number of portable foam so placed that walking distance between extinguishers not more than 10 meters.
High expansion foam: (fixed type system in machinery space)
- Sufficient to fill the greatest space to be protected at a rate of at least 1 meter in depth / minute.
- Produce a volume of foam equal to 5 times the volume of the space.
- Expansion ratio of not less than 5 liters/m2/minute.
- Application rate of not less than 5 liters/m2/minute.