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 new standards
- Thicknesses of other commonly used insulants are shown for comparison