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  2. National Fenestration Rating Council - Wikipedia

    en.wikipedia.org/wiki/National_Fenestration...

    The organization was founded in 1989 [2] by a group of window and door industry professionals in response to mounting pressure from local and national governments to standardize energy efficiency ratings for windows and doors. Before NFRC standardized energy efficiency ratings, each manufacturer developed their own methods.

  3. Home Energy Rating - Wikipedia

    en.wikipedia.org/wiki/Home_Energy_Rating

    The Home Energy Rating is an American estimated measurement of a home's energy efficiency based on normalized modified end-use loads (nMEULs). [1] In the United States, the Residential Energy Services Network (RESNET) is responsible for creation and maintenance of the RESNET Mortgage Industry National Home Energy Rating Standards (MINHERS), a proprietary system of standards, [2] which includes ...

  4. House Energy Rating - Wikipedia

    en.wikipedia.org/wiki/House_energy_rating

    The use of this rating scheme was extended to public and commercial sector in 2007 and from 2012 the operational rating is mandatory for both residential and commercial buildings. The rating system consist of a scale ranging from A to E basis, where A represent the most efficient and E represent the least efficient rating.

  5. Energy performance certificate - Wikipedia

    en.wikipedia.org/wiki/Energy_performance_certificate

    Energy performance certificates (EPCs) are a rating scheme to summarise the energy efficiency of buildings. [4] [5] The building is given a rating between A (Very efficient) - G (Inefficient). The EPC will also include tips about the most cost-effective ways to improve the home energy rating. Energy performance certificates are used in many ...

  6. Energy Star - Wikipedia

    en.wikipedia.org/wiki/Energy_Star

    The ratings are used by building and energy managers to evaluate the energy performance of existing buildings and industrial plants. The rating systems are also used by EPA to determine if a building or plant can qualify to earn Energy Star recognition. [40] In 2020 Energy Star released an updated guide for verifying Energy Star certifications ...

  7. Insulated glazing - Wikipedia

    en.wikipedia.org/wiki/Insulated_glazing

    A typical installation of insulated glass windows with uPVC frames. Possibly the earliest use of double glazing was in Siberia, where it was observed by Henry Seebohm in 1877 as an established necessity in the Yeniseysk area where the bitterly cold winter temperatures regularly fall below -50 °C, indicating how the concept may have started: [2]

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  9. Nationwide House Energy Rating Scheme - Wikipedia

    en.wikipedia.org/wiki/Nationwide_House_Energy...

    The house energy rating is the index of a building's thermal performance (i.e. heating and cooling requirements to keep the home comfortable) for residential homes.As of 2022, house plans and building specifications, which outline the structure, design and materials, are used as input data.

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