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Replacement of the existing gas cabinet air heater with air-to-air source heat pump (ASHPs) and air handling unit, located on the west side of the building, together with the replacement of acrylic triple layer polycarbonate, installation of new greenhouse thermal screens, new extract fan in the north elevation, together with draught proofing works and the electrical cables in the Butterfly House at Horniman Museum, 100 London Road SE23.

THE HORNIMAN MUSEUM & GARDENS, 100 LONDON ROAD, LONDON, SE23 3PQ

DecidedReference: DC/26/143242London Borough of Lewisham

Last published check: 9 Oct 2026, 17:54. Check the council record for more recent changes.

Application timeline

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  1. Application Received Date

    Published milestoneCouncil source

  2. Application Validated Date

    Published milestoneCouncil source

  3. Last Advertised In Press Date

    Published milestoneCouncil source

  4. Latest Neighbour Consultation Date

    Published milestoneCouncil source

  5. Last Site Notice Posted Date

    Published milestoneCouncil source

  6. Agreed Expiry Date

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    Council source

  7. Decision Issued Date

    Published milestoneCouncil source

  8. Decision Made Date

    Published milestoneCouncil source

Application summary

Status
Decided
Application type
Full Planning Permission
Received
6 Mar 2026
Validated
9 Mar 2026
Determination deadline
Not published
Local authority
London Borough of Lewisham

Application overview

Replacement of the existing gas cabinet air heater with air-to-air source heat pump (ASHPs) and air handling unit, located on the west side of the building, together with the replacement of acrylic triple layer polycarbonate, installation of new greenhouse thermal screens, new extract fan in the north elevation, together with draught proofing works and the electrical cables in the Butterfly House at Horniman Museum, 100 London Road SE23.

Proposal details

Reference
DC/26/143242
Alternative references
PP-14754427
Ward
Forest Hill
Agent
PRS Architects

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Application location

THE HORNIMAN MUSEUM & GARDENS, 100 LONDON ROAD, LONDON, SE23 3PQ

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Documents 25 of 25

DocumentPublishedAction
Delegated reportOfficer Report · PDF11 May 2026View
Decision noticeDecision · PDF11 May 2026View
Butterfly house proposed elevationsCase Copy Documents · PDF8 May 2026View
Butterfly house proposed floor planCase Copy Documents · PDF8 May 2026View
Butterfly house proposed site planCase Copy Documents · PDF8 May 2026View
No commentsCase Copy Documents · PDF2 Apr 2026View
Heritage statementCase Copy Documents · PDF9 Mar 2026View
Plant noise impact assessmentCase Copy Documents · PDF9 Mar 2026View
Renewable solution -heatingCase Copy Documents · PDF9 Mar 2026View
Design and access statementCase Copy Documents · PDF9 Mar 2026View
Environmental sound surveyCase Copy Documents · PDF9 Mar 2026View
Proposed elevationsSuperseded Document · PDF9 Mar 2026View
Proposed trench detailCase Copy Drawings · PDF9 Mar 2026View
Proposed sectionsCase Copy Drawings · PDF9 Mar 2026View
Existing elevationsCase Copy Drawings · PDF9 Mar 2026View
Proposed floor planSuperseded Document · PDF9 Mar 2026View
Existing roof planCase Copy Drawings · PDF9 Mar 2026View
Proposed roof planCase Copy Drawings · PDF9 Mar 2026View
Existing sectionsCase Copy Drawings · PDF9 Mar 2026View
Existing site planCase Copy Drawings · PDF9 Mar 2026View
Site planSuperseded Document · PDF9 Mar 2026View
Existing floor planCase Copy Drawings · PDF9 Mar 2026View
Application formApplication Form · PDF9 Mar 2026View
Location planSite Location Plan · PDF9 Mar 2026View
Site planCase Copy Drawings · PDF9 Mar 2026View

Documents open on the council website. Browse council documents if a link has changed.

Decision & conditions

Granted
Decision notice
Planning conditions

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