L1B SAP calculations are required for all residential conversions to make sure your conversion complies with Part L (England & Wales). Section 6 (Scotland) or Part F1 (Northern Ireland) of the most recent version of The Building Regulations.
SAP calculations are concerned with energy efficiency and are necessary to produce an updated Energy Performance Certificate (EPC) for the property. Even though a commercial building may have an EPC, this does not mean it will necessarily be compliant as a residential conversion. For example, office building conversions will need an updated EPC to be sold or rented as a residential property. This is part of the government’s strategy to reduce carbon emissions and tackle fuel poverty.
UKBC recommends that you have SAP calculations carried out as early on in the project as possible. This enables you to put right any factors that may cause your conversion to fail its SAP at the design stage.
L1B SAP calculations for conversions come in two stages: a ‘notional report’ and a ‘proposed report’. These reports are then compared in order to produce an up-to-date EPC for the property.
This process includes:
UKBC will guide you through the entire process of getting L1B SAP calculations for residential conversions, including consultation on how to make sure your conversion passes. For more information or to arrange testing, call us on 01455 634855 or request a QUICK QUOTE.