The requirements for the conservation of fuel and power, which includes thermal insulation, in buildings in England & Wales are detailed in Approved Documents (AD) L1A, L1B, L2A and L2B to the Building Regulations 2010. In the sections below you will find:
- Details about the content of the new Approved Documents
- The effects it will have on methods of roof, wall and floor construction
- Thicknesses of Kingspan Insulation products required to achieve the standards
- Thicknesses of other commonly used insulants are shown for comparison
Download the Kingspan Insulation guides:
L1A New Build - Dwellings
L2A New Build - Buildings Other Than Dwellings
L1B Existing - Dwellings
L2B Existing - Buildings Other Than Dwellings