Internationally approved Ene 01 calculation software

The following calculation software are approved internationally and can be used provided local weather files are available in the country of the assessment.

Please make sure the approved version, in brackets, is used. If you wish to use a different one, please submit a technical query to BREEAMtechnicalcs@bre.co.uk providing details of the changes.

  • IES VE (all versions from 2014 onwards)
  • Design Builder (4, 5)
  • TRNSYS (17, 18)
  • eQUEST (3.63b, 3.64)
  • Energy Plus (3, 6, 7, 8)