Experts pioneering the widespread use of structural timber have expressed fears that government plans to further tighten the ban combustible material on the external walls of buildings will compound damage already done to the sector.

They said the UK risked losing its leadership position in the use of materials such as cross-laminated timber and glulam, which fall foul of the ban but have a much lower carbon footprint than traditional build materials such as concrete, steel and masonry.

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