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EPC's & SAP Assessments | Code for Sustainable Homes Assessors | Air Pressure Testing


new build pack including EPC, Air Pressure Test and Water Calculations

Code for Sustainable Homes

The Code for Sustainable Homes (CfSH) is used to assess a dwelling or development for sustainability, Sadler Energy are able to offer advice at both the Design Stage Assessment (DSA) and Post Construction Review (PCR) to help you achieve your development goals.

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SAP Assessments

SAP Assessments are part of the latest requirements of Building Regulations in England and Wales for new build domestic dwelling including conversions and extensions. We are accredited to produce Design Stage and As Built SAP Assessments as well as Energy Performance Certificates (EPC's) with fully qualified Domestic Energy Assessors (DEA). Find out more about our SAP Assessors

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Energy Performance Certificates

As approved and registered members of the Elmhurst Energy Government approved Accreditation Scheme our On Construction Domestic Energy Assessors are able to produce Energy Performance Certificates for all new build domestic dwellings, this includes conversions of existing dwellings.

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Air Pressure Testing

We offer Air Leakage Test Certification to L1A standard to help meet the latest building regulations of England and Wales. We work closely with our clients to achieve desired pass rates. Air tightness of buildings was first addressed in the UK as part of the 2002 Building regulations, under the section Part L Conservation of Fuel and Power.

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Latest News


The SAP Rating Scale

The Governments Standard Assessment Procedure (SAP) for assessing the energy performance of dwellings. The indicators of energy performance are energy consumption per unit floor area, an energy costing rating (the SAP Rating), and Environmental Impact rating based on CO2 emissions (The EI rating) and a Dwelling CO2 Emission rate (DER).

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About us


Sadler Energy and Environmental Services Ltd is an independent Consultancy serving Southern England, providing Sustainable Development Advice & Certification Services.

Our aim is to give you impartial and pragmatic advice on all environmental issue regarding Domestic Dwellings, which will enable you to improve performance within the particular constraints of your project.

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Quick Contact



Telehone: 01962 718870

2b Poles Copse, Poles Lane, Otterbourne, Winchester, Hampshire, SO21 2DZ.

Some of the clients we work with...

A secltion of our clients

© 2006 - 2013 Sadler Energy and Environmental Services Ltd.  [Site Map] [Privacy] [Environmental Policy]

SAP's • Code For Sustainable Homes • EPC's • Air Testing - Covering Southern England: Hampshire, Dorset, Sussex, Wiltshire, Berkshire, Surrey and London.

Sadler Energy and Environmental Services Ltd is a limited company registered in England.
Registered number: 06548294.
Registered office: 40 Locks Heath Centre, Centre Way, Locks Heath, Southampton, Hampshire, SO31 6DX.

Constructionline - UK register of pre-qualified construction services.