Fire extinguishing installations and equipment on premises. Foam systems - Specification for medium and high expansion foam systems Ingestion-build-65808 This Part of BS 5499

This Part of BS 5499 specifies requirements for the construction and performance of a type of safety sign which is self-energized in respect of luminosity

The standard also takes an in-depth look at examinations and approval testing

BS EN 4536-2  specifies the characteristics of plain bushes in corrosion resisting steel with self-lubricating liner

irrespective of the degree of supervision

and ISO 2041:1990

Fire extinguishing installations and equipment on premises. Foam systems - Specification for medium and high expansion foam systems Ingestion-build-65808 This Part of BS 5499BS 5306 6. 2: 1989 specifies requirements and gives recommendations for the design, installation and maintenance of fixed and semi fixed systems; ancillary portable or transportable equipment provided as part of a pre planned scheme for applying medium and high expansion foam to fires in buildings, industrial plant and storage facilities. Application rates are specified for medium expansion foam to flammable liquid fires, and for high expansion foam