Building Regulations

The Building Regulations 2010: Approved Document L: Conservation of fuel and power - Volume 2: Buildings other than dwellings (2021 edition)

Riba Publishing
Price: £25.00

This Approved Document provides guidance on how to comply with Part L to Schedule 1 of the Building Regulations and the associated energy efficiency requirements for buildings other than dwellings, and takes effect on 15 June 2022. It does not apply to work subject to a building notice, full plans application or initial notice submitted before that date, provided the work is started on site before 15 June 2023.

ADL2: Conservation of fuel and power - Buildings other than dwellings (2021 edition) contains the following sections:

  • Calculating the target primary energy rate and target emission rate

  • Calculating the building primary energy rate and dwelling emission rate

  • Consideration of high efficiency alternative systems

  • Limiting heat gains and losses

  • Minimum building services efficiencies and controls - general guidance

  • System specific guidance

  • Air permeability and pressure testing

  • Commissioning

  • Providing information

  • New elements in existing buildings, including extensions

  • Work to elements in existing buildings

  • Consequential improvements

  • Key terms

  • Lighting Energy Numeric Indicator (LENI)

  • Reporting evidence of compliance

  • Measures for consequential improvements

  • Hierarchy for establishing seasonal efficiencies of existing boilers

The guidance in this Approved Document only relates to England and applies to dwellings other than dwellings only. For guidance relating to dwellings, use Approved Document L, Volume 1: Dwellings.

Extent 112 pages ISBN 9781914124792
Size A4 Price £25.00
Format Paperback Published 01 Jan 2022
Availability Out of stock - available to order Availability help (opens in new window) Delivery Delivery options and charges

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Approved Document L, Volume 1: Dwellings (2021 edition)