England & Wales Building Regulations: Part L1A conservation of fuel and power: New dwellings - A detailed summary of the requirements (Version 2)

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The 2006 edition of Approved Document L1A became effective in April 2006. It seeks to conserve the amount of energy used by buildings in their day-to-day usage. It achieves this by addressing all the key issues which affect fuel usage throughout the seasons (including cooling in hot summer periods).

This Construction Briefing gives readers a detailed summary of the requirements placed on New dwellings in complying with Part L1A of the England and Wales Building Regulations.

Included in this sheet are detailed diagrams explaining each of the significant factors affecting energy consumption, a rundown of the fiver criteria required to comply with Part L1A and a flowchart which explains the process of calculating carbon emissions.

Contents:

  • Factors which significantly affect energy consumption
  • The five criteria in Part L1A
  • Calculating carbon emissions
  • Quality of construction and commissioning
    • Insulation
    • Air tightness testing

 

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