# Gas Safety (Installation and Use) Regulations (Northern Ireland) 1997, Regulation 5: Materials and workmanship

Extent: N.I.
Status: prospective

(1) A person shall not install a gas fitting unless every part of it is of good construction and sound material, of adequate strength and size to secure safety and of a type appropriate for the gas with which it is to be used.
(2) Without prejudice to the generality of paragraph (1), a person shall not install in a building any pipe or pipe fitting for use in the supply of gas which is—
(a) made of lead or lead alloy; or
(b) made of a non-metallic substance unless it is—
(i) a pipe connected to a readily movable gas appliance designed for use without a flue; or
(ii) a pipe entering the building and that part of it within the building is placed inside a metallic sheath which is so constructed and installed as to prevent, so far as is reasonably practicable, the escape of gas into the building if the pipe should fail.
(3) A person shall not carry out any work in relation to a gas fitting or gas storage vessel otherwise than in accordance with appropriate standards and in such a way as to prevent danger to any person.

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Source: https://www.legislation.gov.uk/nisr/1997/194/regulation/5 (the official version)
Page: https://openlegislation.uk/gas-safety-installation-and-use-regulations-northern-ireland-1997/regulation-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.