Greendoor
Durham Wakefield Watford London Maidstone
0191 3753 876
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Thermal Calculations
Thermal Calculations

Thermal Calculations

As part of the changes to the thermal requirements of the Building Regulations the approved documents L1 and L2 were split into four documents (L1A, L1B, L2A and L2B) the new documents came into force on 6th April 2006.

Our service

  • We can produce your SAP calculations for all domestic work, new builds etc.
  • Thermal calculations for excessive glazing, conversions, material alterations and change of use.
  • SBEM Calculations for commercial projects

Why use us

  • We are registered SAP Assessors

As part of our service

  • We will liase with the Designer/Client to discuss methods of compliance.
  • We can liaise directly with Building Control over proposals.
  • Provide amendments to the specification as well as give guidance on the primary and secondary heating systems.
  • Provide amended construction summary reports to allow easy changes to be made to working drawings.