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PermittedDC/26/143238Submitted 6 months agoWindows and doors

Lewisham

Internal and external upgrade improvement works of the existing CUE building, replacement of gas boiler with air-to-water source heat pumps, installation of a new mechanical ventilation heat recovery (MVHR), together with new floor insulation, draught proofing, sealing windows, air and box beams vents on the roof, new electrical cables and repairs to external timbers at Horniman Museum, 100 London Road SE23.

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Progress

Submitted
31 Mar 2026
— completed
Validated
31 Mar 2026
— completed
Consultation
—
— completed
Target date
—
— completed
Decided
23 May 2026
— completed

Application details

Reference
DC/26/143238
Local authority
Lewisham
Ward
Forest Hill
Application type
All Other

Key dates

Submitted
31 Mar 2026
Validated
31 Mar 2026
Decided
23 May 2026

Estimated project value

£4k–£12k

Typical UK cost for this job type, at UK average rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: FMB 2026 double glazing guide, 3-bed semi full replacement.

Planning constraints

No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.

Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.

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