What is SAP?
The Standard Assessment Procedure
(SAP) is the Goverment's method for measuring the energy rating of
It calculates tha dwellings CO 2 emissions, as well as its
typical annual energy costs for space and watering heating and
New residential buildings must comply with Part L1A of the
Building Regulations, which stipulates that a SAP assessment must
be undertaken, and submitted to Building Control prior to the start
of any works on site. All SAP assessments must be undertaken by
accredited Energy Assessors.
Hitting a brick wall with compliance?
Upon completion of the build, the SAP assessment is upgraded to
an As-Built SAP calculation incorporating any changes from the
Is a SAP assessment the same as an EPC?
No, but a SAP assessment does determine the A-G rating on the
EPC and you cannot obtain an EPC without passing a SAP
Who can complete my SAP assessment?
Only a registered SAP Assessor can complete a SAP assessment for
your project. Buiild Aviator have a dedicated team of SAP Assessors
to assist you in achieving compliance through advice and support
from design through to completion.
Build Aviator SAP
- The SAP assessment service should be done at the earliest
possible point at design stage. We take your plans and help steer
your product specification to be compliant with the latest Building
- We provide an actual product list of materials required,
whereas many other SAP services will only provide you notional
values of products. This can lead to confusion when translating
what is required on-site
- Saves time and reduces risk through the inclusion of locally
- Build Aviator Registered Construction Details (RCDs) are
included within the assessments. These provide details on how to
build specific junctions within the project and help to design out
any thermal bridging issues. These have been pre-approved by Local
Authority Building Control, again supporting in ensuring a
- As well as providing the full SAP report, our service also
provides you with an 'on-site compliance support pack'. This
contains a SAP summary, product specification and U-values of these
products, RCDs for the specific junctions and support documents for
end of build testing. This document supports you and your
contractors on-site and also assists you in achieving sign off from
Our SAP assessment service can also work alongside your
quantity take-off reports to ensure that the full build calculation
contains the compliant specification from the SAP assessment in
relation to the products that affect the energy efficiency of the
Click on the following link to
request a SAP assessment , alternatively contact the Jewson
Self Build team for more information about our SAP assessments on
0800 032 8968 or email@example.com