Knauf Insulation plans £180m rock mineral wool plant at Shotton
Ambition North Wales reported a £180m investment, with 137 direct jobs, construction planned to start during 2026 and capacity of over 100,000 tonnes a year.
Ambition North Wales reported that the business case was approved for Knauf Insulation's new rock mineral wool plant at Shotton, on a site currently owned by Tata Steel. The total investment is £180 million, including £14.397 million from the Growth Deal. The plant is expected to create 137 direct long term jobs and 131 indirect roles, with projected capacity of over 100,000 tonnes a year.
Final approval by Knauf's senior management was reported for November 2025, with construction activity planned to start during 2026.
Why it matters for contractors
Construction on this scale draws steelwork, civils, mechanical and electrical crews to Deeside. Dee View Executive Stay is a short drive from Shotton.
Source: Ambition North Wales. Last checked 12 October 2026. Details are as reported and may have changed.