New Build SAP L1A


Your proposed new dwelling must

have a SAP calculation to show

Compliance with Part L1A of the

Building Regulations,and an EPC.

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Extensions L1B

Part L1B for highly glazed

Extensions and Orangeries.

We advise the best method

to show Compliance.

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Conversions L1B

When a building is converted to

create one or more dwellings,

we can show Compliance with

Part L1B and produce an EPC.

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Existing Dwellings

EPCs in Bath, Radstock, Frome,

Trowbridge, Keynsham, Saltford

and East Bristol. Prompt attention

and same day turnaround.

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Energise SAP Assessors

  • Part L1A SAP calculations for new dwellings
  • Air Permeability Testing to Part L
  • Sound Insulation Testing to Part E
  • On Construction Energy Performance Certificates
  • L1B Compliance Reports for highly glazed extensions
  • L1B Compliance Reports for dwelling conversions
  • Evaluation of renewables technologies for dwelling designs
  • Energy strategy statements for planning applications
  • Provision of EPCs for existing dwellings