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Building Regulations Part L1b: Improvements to existing dwellings

Posted on July 11th 2011

Building Regulations Part L1b: Conservation of Fuel and Power, applies to Existing Dwellings. The regulation isĀ  broad in reach and is intended to make notifiable any significant building modifications that are undertaken. The Approved Document for Part L1b gives guidance on the way in which compliance with the regulation may be demonstrated. The document is notoriously difficult to navigate. Part …

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