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England · Statutory guidance

Conservation of fuel and power: Approved Document L, Volume 1 — Dwellings

Building regulation guidance on energy efficiency and the conservation of fuel and power.

Energy & sustainability
Open original PDF at page 99

Source wording and page order preserved. Drawings and table layouts remain available in the original PDF.

O N L I N E V E R S I O N AF Department for Environment, Food and Rural Office of the Deputy Prime Minister (ODPM) Affairs (DEFRA) Guide to the Condensing Boiler Installation Method to Evaluate the Annual Energy Assessment Procedure for Dwellings [2005] Performance of Micro-cogeneration Heating National Association of Rooflight Systems in Dwellings [2008] Manufacturers (NARM) Glass and Glazing Federation (GGF) (www.narm.org.uk) (ggf.org.uk) Technical Document NTD02 Assessment of Glazing Manual Data Sheet 2.3, Guide to the Thermal Performance of Out-of-plane Rooflights Calculation of Energy Ratings for Windows, Roof [2010] Windows and Doors [2016] HETAS (www.hetas.co.uk) The HETAS Guide to Approved Solid Fuel, Wood and Biomass Products and Services. List no. 26 [2020] Historic England (historicengland.org.uk) Energy Efficiency and Historic Buildings: Application of Part L of the Building Regulations to Historic and Traditionally Constructed Buildings [2017] Hot Water Association (www.hotwater.org.uk) Performance Specification for Thermal Stores [2010] Local Authority Building Control (www.labc.co.uk) Construction Details, available at: www.labc.co.uk/ business/construction-details Ministry of Housing, Communities and Local Government (MHCLG) Manual to the Building Regulations: A Code of Practice for Use in England [2020] BBuuiillddiinngg RReegguullaattiioonnss 22001100 AApppprroovveedd DDooccuummeenntt LL VVoolluummee 11,, 22002211 eeddiittiioonn 8899 O N L I N E V E R S I O N

Edition and local adoption determine which requirements apply. Use the publisher’s document for the complete clauses, diagrams and amendments.