London Borough of Lewisham: housing context
Dense Victorian terraces and significant post-war estate stock in Deptford and Catford; consistent LA Flex deployment alongside the pan-London Warmer Homes route.
LA Flex status
LA Flex active
The London Borough of Lewisham housing landscape is high-priority for ECO4 retrofit work. The combination of 81% pre-1980 housing stock and 15% household fuel poverty creates high demand for funded retrofit interventions.
Schemes available to London Borough of Lewisham households
Five overlapping funding routes apply to London Borough of Lewisham households, each with different eligibility rules. We map your circumstances to the right one.
ECO4 Standard
Funded by the major energy suppliers. Eligible if you receive certain means-tested benefits. Insulation, heating system upgrade, ventilation, solar PV in some cases. £10,000–£25,000 typical value.
Local Authority Flex (active)
London Borough of Lewisham has actively declared a Statement of Intent for ECO4 LA Flex, meaning the council can extend eligibility based on health, income, or vulnerability where standard ECO4 criteria don't apply. £8,000–£20,000 value typical.
Great British Insulation Scheme (GBIS)
Insulation-only scheme for low-EPC homes (D-G) in council tax bands A-D. Cavity wall, loft, internal/external wall. £4,000-£8,000 value.
Boiler Upgrade Scheme (BUS)
£7,500 grant towards a heat pump for London Borough of Lewisham owner-occupiers and small businesses. Air-source or ground-source. Requires existing boiler/electric heating replacement.
Home Upgrade Grant (HUG)
For off-gas-grid low-income households. Air-source heat pump, insulation, solar combined package. £10,000-£20,000 value where the property qualifies.