A Full Range of SAP Assessment Services from SAPSafe

SAP - New Build

Any newly built dwelling in the UK is required to comply with Regulations 27 (CO2 Emissions) and 27A (Fabric Efficiency) which make up Part L of the Building Regulations. A SAP assessment is designed to measure compliance in these areas, allowing you to demonstrate compliance where it counts...

SAP - Conversion

If a conversion you are carrying out creates any new dwellings either by changing internal layouts or by material change of use, then you will be asked for a Part L1B assessment. This type of SAP assessment measures whether proposed construction types and controlled fittings are in line with minimum efficiency limits...

 

SAP - Extension

Any extensions are supposed to have no more glazing than up to 25% of the new floor area. When this isn't possible, a SAP assessment is required to demonstrate (under Part L1B) that the additional heat loss from glazed areas are compensated for by other means (such as improved fabric efficiency)...

 

Air Permeability Testing

For all new build properties, it is a requirement under Part L that an air tightness test is carried out. This is not only to ensure the standard of the build, but also to gauge the additional heat losses, as this is a significant factor in energy efficiency...

 

Water Efficiency Calculations

As part of Part G of the Building Regulations, all new build dwellings must show their efficient use of water for controlled fittings (taps, baths, showers, etc.). On top of being a requirement for Part G, evidence of this is also required...

 



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