BS 669-1:1989 - Flexible hoses, end fittings and sockets for gas burning appliances - Specification for strip-wound metallic flexible hoses, covers, end fittings and sockets for domestic appliances burning 1st and 2nd family gases
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The standard applies to metallic flexible hoses used in domestic gas installations, particularly for gas-burning appliances. It ensures that these components are safe, durable, and reliable for use with specific types of gases.
BS 669-1:1989 - Flexible hoses, end fittings and sockets for gas burning appliances - Specification for strip-wound metallic flexible hoses, covers, end fittings and sockets for domestic appliances burning 1st and 2nd family gases