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DETR's Part L preview goes easy on U-value reductions

The Department of Environment, Transport and the Regions has taken the unprecedented step of issuing interim draft Building Regulations on energy efficiency provisions to allow industry time to gear up to accommodate the changes. The revisions to Approved Document Part L, covering insulation and ventilation standards, will be published in August and will come into effect in February 2002. The AJ has obtained a copy of the document.

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