BS 4790:1987

This standard BS 4790:1987 Method for determination of the effects of a small source of ignition on textile floor coverings (hot metal nut method) is classified in these ICS categories:

• 13.220.40 Ignitability and burning behaviour of materials and products
• 97.150 Non-textile floor coverings

This British Standard describes a method for the determination of the effects of a small source of ignition on textile floor coverings using a hot metal nut. It is applicable to all types of textile floor coverings whether loose-laid or fully adhered and used with or without an underlay.

NOTE The titles of publications referred to in this standard are listed on the inside back cover.

For all types of covering whether loose-laid, full adhered or in the presence of an underlay.