It is a requirement for all newly constructed dwellings that SAP calculations are provided to Building Control before work commences on site.
We can help you achieve compliance with Approved Document L1A.
For developments where there has been a material change of use, SAP calculations offer the greatest level of design flexibility when achieving compliance with Approved Document L1B.
For extensions where the level of glazing exceeds the 25% allowance, SAP calculations can be used to prove compliance with Approved Document L1B.
ACCREDITATIONS