Energy efficiency measure proprietary system EEM
PAS 2035:2023 (Incorporating Corrigendum No.1) Retrofitting dwellings for improved energy efficiency – Specification and guidance published in August 2024 defines an Energy Efficiency Measure (EEM) proprietary system as a "combination of products and materials together with any related installation method, design detailing, equipment requirements and performance objectives, placed on the market exclusively by a specific supplier, for installation in existing buildings for the purpose of enhancing the energy efficiency of those buildings"
[edit] Related articles on Designing Buildings
- Accredited energy assessor.
- Are Energy Performance Certificates accurate?
- Building performance.
- Building performance metrics.
- Certificates in the construction industry.
- Display energy certificate.
- Emission rates.
- Energy certificates for buildings.
- Home information pack HIP.
- How are EPCs produced?
- Minimum energy efficiency standard (MEES).
- National Calculation Method.
- Passivhaus vs SAP.
- Performance contracting.
- Performance gap.
- Simplified Building Energy Model.
- The EPC consultation in the context of changes to the NCM.
- The Home Energy Model and Future Homes Standard assessment wrapper.
- The sustainability of construction works.
- Updating MEES for privately rented homes in England and Wales by 2030.
Featured articles
Check out some of the best features and news from Designing Buildings as well as key stories from around the web.
England's Suburbs 1820-2020. Book review.
New, more proportionate and targeted approach for higher-risk building assessments.
Government brings British Steel into public ownership.
UKCW Birmingham returns with bold new theme and focus.
New guidance published on competence requirements for self-certification schemes.
Construction Management, 8 July
NEETs crisis drives interest in trades, but apprenticeships barriers remain.
Passive fire protection webinar
MEP services penetration seals.
Where its at podcast (and video) - The role of the Architectural Technologist as an Expert Witness.
More than 200 remarkable buildings added to SAVE’s Buildings at Risk register.
Government scraps pre-application consultation for Nationally Significant Infrastructure Projects.
Historic England and infrastructure
New projects offer opportunities for the historic environment and local communities.
Construction Management, 2 July
Construction deaths halve in two years.

















