The National Union of Sheet Metal Workers of Ireland (NUSMWI) is a

trade union A trade union (labor union in American English), often simply referred to as a union, is an organization of workers intent on "maintaining or improving the conditions of their employment", ch. I such as attaining better wages and benefits ( ...

representing workers in sheet metal manufacture and related industries in

Ireland Ireland ( ; ga, Éire ; Ulster Scots dialect, Ulster-Scots: ) is an island in the Atlantic Ocean, North Atlantic Ocean, in Northwestern Europe, north-western Europe. It is separated from Great Britain to its east by the North Channel (Grea ...

. The union was founded in 1836 as a split from the "Dublin Tinsmiths and Sheet Metal Workers Society". It remained very small for many years, with only forty members in 1896. It affiliated to the National Amalgamated Society of Sheet Metal Workers, but when in 1920 that federation became the

National Union of Sheet Metal Workers and Braziers The National Union of Sheet Metal Workers, Coppersmiths, Heating and Domestic Engineers was a trade union in the United Kingdom and Ireland. History The union was founded in July 1920 as the National Union of Sheet Metal Workers and Braziers wit ...

, it became independent again, adopting the name National Union of Sheet Metal Workers and Gas Meter Makers. In 1967, it adopted its final name, and by 1970 it had 943 members. As of December 2014, the union remains registered, but is no longer a member of the

Irish Congress of Trade Unions The Irish Congress of Trade Unions (often abbreviated to just Congress or ICTU), formed in 1959 by the merger of the Irish Trades Union Congress (founded in 1894) and the Congress of Irish Unions (founded in 1945), is a national trade union centr ...

.Registry of Friendly Societies,
Report of the Registrar of Friendly Societies 2014

References

Sheet metal workers' trade unions Trade unions established in the 1830s