England · Statutory guidance
Conservation of fuel and power: Approved Document L, Volume 2 — Buildings other than dwellings
Energy performance guidance for non-domestic buildings, covering fabric, services, controls and commissioning.
- Edition
- 2021 edition incorporating 2023 amendments · Volume 2; later editions and transitions on source page
- Search coverage
- 116 of 116 PDF pages · 2 OCR pages
Energy & sustainability
Open original PDF at page 88 Source wording and page order preserved. Drawings and table layouts remain available in the original PDF.
R6, R22 O N L I N E V E R S I O N
For example, if external render is being removed from the outer side of a wall, the area of the thermal element is the area of
the elevation in which that wall sits.
Area of the thermal
element being renovated
Total area of the
thermal element
Diagram 11.1 Renovation of a thermal element from the outside
For example, if plaster is being removed from the inner side of a wall, the area of the thermal element is the area of external wall
as viewed from inside the room.
Area of the thermal
element being renovated
Total area of the
thermal element
Diagram 11.2 Renovation of a thermal element from the inside
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Approved Document L Volume 2, 2021 edition Building Regulations 2010
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.