DC/26/143242.
THE HORNIMAN MUSEUM & GARDENS, 100 LONDON ROAD, LONDON, SE23 3PQ
Full / Other Planning at THE HORNIMAN MUSEUM & GARDENS, 100 LONDON ROAD, LONDON, SE23 3PQ, received 6 Mar 2026 — approved on 11 May 2026 (delegated, Amanda Ghani).
What is it?
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.
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What was filed?
Documents open on the Lewisham portal (the portal needs its documents tab opened first — the link handles that). View the application page ↗
What happened?
Approved on 11 May 2026, delegated decision by Amanda Ghani — 9 weeks from submission (1 over the 8-week target).
Timeline
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Public response
Who is involved?
What affects it?
Context around the site — not part of this application. Designations over the site: use the map's designations filter (conservation areas, listed buildings, Article 4, flood risk …). Decisions within 250 metres of the site are listed below — context, not this application.
Other applications within 250 metres (context — nearby, not this application)
No other geocoded decision is recorded within 250 metres.