The Fibres Research Centre was a research centre of ICI in Harrogate in North Yorkshire. The site today is a redeveloped business park.
ICI Fibres was formed on 1 April 1956, and all textile research for ICI moved to Harrogate.
The fibres were made by ICI at a plant at Kilroot in County Antrim, Northern Ireland.
It was sited in the south-west of North Yorkshire.