Accredited official statistics

National Energy Efficiency Data-Framework (NEED): impact of measures data tables 2025

Data tables for impact of measures analysis which assess the impact of installing home efficiency measures.

• From: Department for Energy Security and Net Zero
• Published: 26 June 2025

Applies to England, Scotland and Wales

Documents

Headline impact of measures: England and Wales, 2022 (Excel)

MS Excel Spreadsheet, 223 KB

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Headline impact of measures: England and Wales, 2022 (ODS)

ODS, 187 KB

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Headline impact of measures: Scotland, 2022 (Excel)

MS Excel Spreadsheet, 210 KB

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Headline impact of measures: Scotland, 2022 (ODS)

ODS, 182 KB

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Impact of measures by year of installation: England and Wales (Excel)

MS Excel Spreadsheet, 211 KB

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Impact of measures by year of installation: England and Wales (ODS)

ODS, 185 KB

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Impact of measures in years following installation: England and Wales (Excel)

MS Excel Spreadsheet, 245 KB

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Impact of measures in years following installation: England and Wales (ODS)

ODS, 201 KB

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Impact of measures by attributes, Condensing boilers: England and Wales, 2022 (Excel)

MS Excel Spreadsheet, 248 KB

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Impact of measures by attributes, Condensing boilers: England and Wales, 2022 (ODS)

ODS, 197 KB

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Impact of measures by attributes, Loft insulation: England and Wales, 2022 (Excel)

MS Excel Spreadsheet, 239 KB

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Impact of measures by attributes, Loft insulation: England and Wales, 2022 (ODS)

ODS, 194 KB

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Impact of measures by attributes, Cavity wall insulation: England and Wales, 2022 (Excel)

MS Excel Spreadsheet, 247 KB

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Impact of measures by attributes, Cavity wall insulation: England and Wales, 2022 (ODS)

ODS, 195 KB

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Impact of measures by attributes, Solid wall insulation: England and Wales, 2022 (Excel)

MS Excel Spreadsheet, 246 KB

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Impact of measures by attributes, Solid wall insulation: England and Wales, 2022 (ODS)

ODS, 194 KB

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Impact of measures by attributes, Solar PV: England and Wales, 2022 (Excel)

MS Excel Spreadsheet, 247 KB

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Impact of measures by attributes, Solar PV: England and Wales, 2022 (ODS)

ODS, 196 KB

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Details

Data tables for impact of measures analysis which assess the impact of installing home efficiency measures such as loft insulation on household energy consumption.

Published 26 June 2025