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Permitted25/AP/2241Submitted over a year agoPorch

London Borough of Southwark

Cladding remediation and associated fire safety works comprising the replacement of existing combustible soffit insulation with non-combustible mineral wool insulation; removal of existing aluminium-faced cladding panels and installation of new aluminium-faced panels with a PPC finish to closely match the existing colour and appearance; replacement of existing timber balcony decking with non-combustible aluminium decking at all levels; enlargement of the service riser hatch at ground floor level (adjacent to the Tantallon House entrance); and, for Porchester House only, replacement of the existing external cladding system and fixed louvre vents with a like-for-like non-combustible unitised aluminium cladding system and vents, together with replacement of existing casement windows with new double-glazed aluminium casement windows to match the existing frame colour and fenestration.

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Progress

Submitted
20 Aug 2025
— completed
Validated
20 Aug 2025
— completed
Consultation
15 Dec 2025
— completed
Target date
14 Oct 2025
— completed
Decided
11 Dec 2025
— completed

Application details

Reference
25/AP/2241
Local authority
Southwark
Ward
NWAL
Application type
All Other
Property type
House

Key dates

Submitted
20 Aug 2025
Validated
20 Aug 2025
Comments close
15 Dec 2025
Target decision
14 Oct 2025
Decided
11 Dec 2025

Estimated project value

£3k–£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: trade estimate.

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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