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Retrofit realism: affordable low-carbon policies for existing homes Cover

Retrofit realism: affordable low-carbon policies for existing homes

By:  and    
Open Access
|Aug 2026

Figures & Tables

Figure 1

Overview of the building retrofit system and its goals.

Table 1

Policies to support heating and cooling decarbonisation.

DELIVERY BARRIERPOLICIES
International
Lack of clarity in the United Nations Framework Convention on Climate Change (UNFCCC)Adopt fossil fuel phaseout as a goal
Lack of delivery mechanisms for the UAE Consensus on energy efficiency and the Global Cooling PledgeBuild on a coalition of the willing for fossil fuel phaseout, with specific commitments for buildings; inclusion in reporting frameworks
Slow phaseout of high global warming potential refrigerantsStrengthen provisions of the Kigali Amendment
Limited climate finance availabilityDonor countries to increase climate finance for electricity access and clean heating and cooling
National
Investor and industry confidenceMandates; minimum energy performance standards (regularly updated); early mover and low-income household subsidies
Consumer knowledge and confidenceInformation and advice programmes; installer accreditation
Weak incentives in rented buildings; weak regulation of buildingsBuilding standards at the point of sale or rent; strengthened regulations for retrofit technologies and practices
Shortage of trained workforceSkills development; public investment programmes
Poor-quality housingHousing improvement programmes
‘Spark gap’ (electricity/fuel price ratio)Higher carbon prices; switch of policy costs away from electricity
Lack of support for passive coolingProgrammes to support the use of shading and ventilation
Low rate of sectoral innovationSupport for technology and business model innovation
Lack of local policy and evaluation expertiseCapacity development
DOI: https://doi.org/10.5334/bc.871 | Journal eISSN: 2632-6655
Language: English
Page range: 1027 - 1034
Submitted on: May 20, 2026
Accepted on: Jul 23, 2026
Published on: Aug 19, 2026
Published by: Ubiquity Press
In partnership with: Paradigm Publishing Services

© 2026 Nick Eyre, Radhika Khosla, published by Ubiquity Press
This work is licensed under the Creative Commons Attribution 4.0 License.